diff --git a/res/color/bottom_nav_item_color.xml b/res/color/bottom_nav_item_color.xml
index bf94de9..d22a759 100644
--- a/res/color/bottom_nav_item_color.xml
+++ b/res/color/bottom_nav_item_color.xml
@@ -20,5 +20,5 @@
         android:color="?android:colorAccent" />
     <item
         android:state_checked="false"
-        android:color="@color/bottom_bar_icon_unchecked_color" />
+        android:color="?android:textColorTertiary" />
 </selector>
\ No newline at end of file
diff --git a/res/color/edittext_background_color.xml b/res/color/edittext_background_color.xml
index 9191154..5801878 100644
--- a/res/color/edittext_background_color.xml
+++ b/res/color/edittext_background_color.xml
@@ -15,7 +15,11 @@
      limitations under the License.
 -->
 <selector xmlns:android="http://schemas.android.com/apk/res/android">
-    <item android:alpha="0.16" android:color="@color/edit_background_base" android:state_hovered="true"/>
-    <item android:alpha="0.04" android:color="@color/edit_background_base" android:state_enabled="false"/>
-    <item android:alpha="0.05" android:color="@color/edit_background_base"/>
+    <item android:alpha="0.16"
+        android:color="?android:textColorTertiary"
+        android:state_hovered="true"/>
+    <item android:alpha="0.04"
+        android:color="?android:textColorTertiary"
+        android:state_enabled="false"/>
+    <item android:alpha="0.05" android:color="?android:textColorTertiary"/>
 </selector>
\ No newline at end of file
diff --git a/res/color/toolbar_icon_color.xml b/res/color/toolbar_icon_color.xml
new file mode 100644
index 0000000..91e56c1
--- /dev/null
+++ b/res/color/toolbar_icon_color.xml
@@ -0,0 +1,19 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+     Copyright (C) 2021 The Android Open Source Project
+
+     Licensed under the Apache License, Version 2.0 (the "License");
+     you may not use this file except in compliance with the License.
+     You may obtain a copy of the License at
+
+          http://www.apache.org/licenses/LICENSE-2.0
+
+     Unless required by applicable law or agreed to in writing, software
+     distributed under the License is distributed on an "AS IS" BASIS,
+     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+     See the License for the specific language governing permissions and
+     limitations under the License.
+-->
+<selector xmlns:android="http://schemas.android.com/apk/res/android">
+    <item android:color="?android:textColorPrimary"/>
+</selector>
diff --git a/res/drawable/check_circle_grey_large.xml b/res/drawable/check_circle_grey_large.xml
index 16c5d94..cf42bf3 100644
--- a/res/drawable/check_circle_grey_large.xml
+++ b/res/drawable/check_circle_grey_large.xml
@@ -13,12 +13,13 @@
      See the License for the specific language governing permissions and
      limitations under the License.
 -->
-<layer-list xmlns:android="http://schemas.android.com/apk/res/android">
+<layer-list xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:androidprv="http://schemas.android.com/apk/prv/res/android">
     <item>
         <shape android:shape="oval">
             <size android:width="@dimen/center_check_size"
                 android:height="@dimen/center_check_size" />
-            <solid android:color="@color/center_check_color" />
+            <solid android:color="?androidprv:attr/colorAccentPrimaryVariant" />
         </shape>
     </item>
     <item>
diff --git a/res/drawable/ic_home.xml b/res/drawable/ic_home.xml
index c1c8e56..be8f1fe 100644
--- a/res/drawable/ic_home.xml
+++ b/res/drawable/ic_home.xml
@@ -14,7 +14,7 @@
      limitations under the License.
 -->
 <adaptive-icon xmlns:android="http://schemas.android.com/apk/res/android">
-    <background android:drawable="@color/icon_background" />
+    <background android:drawable="?android:colorAccent" />
     <foreground>
         <inset android:inset="16.6%" android:drawable="@drawable/icon_foreground" />
     </foreground>
diff --git a/res/drawable/theme_cover_scrim.xml b/res/drawable/theme_cover_scrim.xml
deleted file mode 100644
index c75213c..0000000
--- a/res/drawable/theme_cover_scrim.xml
+++ /dev/null
@@ -1,27 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!--
-
-     Copyright (C) 2019 The Android Open Source Project
-
-     Licensed under the Apache License, Version 2.0 (the "License");
-     you may not use this file except in compliance with the License.
-     You may obtain a copy of the License at
-
-          http://www.apache.org/licenses/LICENSE-2.0
-
-     Unless required by applicable law or agreed to in writing, software
-     distributed under the License is distributed on an "AS IS" BASIS,
-     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-     See the License for the specific language governing permissions and
-     limitations under the License.
--->
-<shape xmlns:android="http://schemas.android.com/apk/res/android"
-       android:shape="rectangle">
-   <gradient
-        android:angle="90"
-        android:centerY="25%"
-        android:startColor="@color/black_38_alpha"
-        android:centerColor="@android:color/transparent"
-        android:endColor="@android:color/transparent"
-        android:type="linear" />
-</shape>
\ No newline at end of file
diff --git a/res/drawable/tip_dot.xml b/res/drawable/tip_dot.xml
index 3c0f912..aafb9e6 100644
--- a/res/drawable/tip_dot.xml
+++ b/res/drawable/tip_dot.xml
@@ -20,8 +20,8 @@
   <size
       android:width="@dimen/tip_dot_size"
       android:height="@dimen/tip_dot_size" />
-  <solid android:color="@color/tip_dot_color" />
+  <solid android:color="?android:colorAccent" />
   <stroke
-      android:color="@color/tip_dot_line_color"
+      android:color="?android:colorPrimary"
       android:width="@dimen/tip_dot_line_width" />
 </shape>
diff --git a/res/layout-land/fragment_clock_picker.xml b/res/layout-land/fragment_clock_picker.xml
index e2c5d34..7638e7f 100644
--- a/res/layout-land/fragment_clock_picker.xml
+++ b/res/layout-land/fragment_clock_picker.xml
@@ -38,7 +38,7 @@
                 android:layout_width="0dp"
                 android:layout_height="match_parent"
                 android:layout_weight="1"
-                android:background="@color/secondary_color"
+                android:background="?android:colorSecondary"
                 app:card_style="screen_aspect_ratio"/>
 
             <LinearLayout
diff --git a/res/layout-land/fragment_custom_theme_component.xml b/res/layout-land/fragment_custom_theme_component.xml
index 6883d63..2679bdf 100644
--- a/res/layout-land/fragment_custom_theme_component.xml
+++ b/res/layout-land/fragment_custom_theme_component.xml
@@ -45,7 +45,7 @@
         <View
             android:layout_width="1dp"
             android:layout_height="match_parent"
-            android:background="@color/divider_color"/>
+            android:background="?android:colorForeground"/>
         <LinearLayout
             android:id="@+id/options_section"
             android:layout_width="0dp"
diff --git a/res/layout-land/fragment_custom_theme_name.xml b/res/layout-land/fragment_custom_theme_name.xml
index 53cf513..a60b9c2 100644
--- a/res/layout-land/fragment_custom_theme_name.xml
+++ b/res/layout-land/fragment_custom_theme_name.xml
@@ -34,7 +34,7 @@
             android:paddingTop="@dimen/preview_content_padding_top"
             android:paddingBottom="@dimen/preview_content_padding_bottom"
             android:clipToPadding="false"
-            android:background="@color/fullscreen_preview_background">
+            android:background="?android:colorSecondary">
             <include layout="@layout/theme_preview_card"/>
         </FrameLayout>
         <LinearLayout
diff --git a/res/layout-land/fragment_grid_picker.xml b/res/layout-land/fragment_grid_picker.xml
index dab9308..2861e7d 100644
--- a/res/layout-land/fragment_grid_picker.xml
+++ b/res/layout-land/fragment_grid_picker.xml
@@ -38,7 +38,7 @@
             android:clipToPadding="false"
             android:paddingTop="@dimen/preview_content_padding_top"
             android:paddingBottom="@dimen/preview_content_padding_bottom"
-            android:background="@color/fullscreen_preview_background">
+            android:background="?android:colorSecondary">
             <include layout="@layout/grid_preview_card"/>
         </FrameLayout>
 
diff --git a/res/layout-land/fragment_theme_picker.xml b/res/layout-land/fragment_theme_picker.xml
index fe660cf..d358037 100644
--- a/res/layout-land/fragment_theme_picker.xml
+++ b/res/layout-land/fragment_theme_picker.xml
@@ -42,7 +42,7 @@
                     android:paddingTop="@dimen/preview_content_padding_top"
                     android:paddingBottom="@dimen/preview_content_padding_bottom"
                     android:clipToPadding="false"
-                    android:background="@color/fullscreen_preview_background">
+                    android:background="?android:colorSecondary">
                     <include layout="@layout/theme_preview_card"/>
                 </FrameLayout>
             </FrameLayout>
diff --git a/res/layout/clock_preview_card.xml b/res/layout/clock_preview_card.xml
index 5128dda..46987c7 100644
--- a/res/layout/clock_preview_card.xml
+++ b/res/layout/clock_preview_card.xml
@@ -25,6 +25,6 @@
         android:id="@+id/clock_preview_image"
         android:layout_width="match_parent"
         android:layout_height="match_parent"
-        android:background="@color/clockface_preview_background"/>
+        android:background="@android:color/black"/>
 
 </androidx.cardview.widget.CardView>
\ No newline at end of file
diff --git a/res/layout/fragment_clock_picker.xml b/res/layout/fragment_clock_picker.xml
index 6b9f94c..8ca4863 100644
--- a/res/layout/fragment_clock_picker.xml
+++ b/res/layout/fragment_clock_picker.xml
@@ -36,7 +36,7 @@
                 android:id="@+id/clock_preview_pager"
                 android:layout_width="match_parent"
                 android:layout_height="wrap_content"
-                android:background="@color/preview_pager_background"
+                android:background="?android:colorSecondary"
                 app:layout_constrainedHeight="true"
                 app:layout_constraintBottom_toTopOf="@id/options_container"
                 app:layout_constraintEnd_toEndOf="parent"
diff --git a/res/layout/fragment_custom_theme_component.xml b/res/layout/fragment_custom_theme_component.xml
index 039f781..7bae84b 100644
--- a/res/layout/fragment_custom_theme_component.xml
+++ b/res/layout/fragment_custom_theme_component.xml
@@ -52,7 +52,7 @@
             android:id="@+id/divider"
             android:layout_width="match_parent"
             android:layout_height="1dp"
-            android:background="@color/divider_color"
+            android:background="?android:colorForeground"
             app:layout_constraintEnd_toEndOf="parent"
             app:layout_constraintStart_toStartOf="parent"
             app:layout_constraintTop_toBottomOf="@+id/component_preview_container"
diff --git a/res/layout/grid_preview_card.xml b/res/layout/grid_preview_card.xml
index 62da6b4..e333ca7 100644
--- a/res/layout/grid_preview_card.xml
+++ b/res/layout/grid_preview_card.xml
@@ -38,4 +38,4 @@
         android:layout_width="match_parent"
         android:layout_height="match_parent"
         android:importantForAccessibility="noHideDescendants" />
-</androidx.cardview.widget.CardView>
\ No newline at end of file
+</androidx.cardview.widget.CardView>
diff --git a/res/layout/theme_info_view.xml b/res/layout/theme_info_view.xml
index bae126c..83422ed 100644
--- a/res/layout/theme_info_view.xml
+++ b/res/layout/theme_info_view.xml
@@ -31,7 +31,7 @@
         android:gravity="center"
         android:lineHeight="24dp"
         android:textAppearance="@style/SubtitleTextAppearance"
-        android:textColor="@color/action_bar_bottom_sheet_text_color"
+        android:textColor="?android:textColorPrimary"
         android:textSize="16sp"
         android:text="@string/style_info_description"/>
 
@@ -57,7 +57,7 @@
             android:layout_width="@dimen/theme_info_icon_size"
             android:layout_height="@dimen/theme_info_icon_size"
             android:layout_marginHorizontal="@dimen/theme_info_margin"
-            android:tint="@color/theme_preview_icon_color"/>
+            android:tint="?android:textColorPrimary"/>
 
         <ImageView
             android:id="@+id/app_preview_icon"
diff --git a/res/layout/theme_preview_card.xml b/res/layout/theme_preview_card.xml
index e1e3491..4fc8995 100644
--- a/res/layout/theme_preview_card.xml
+++ b/res/layout/theme_preview_card.xml
@@ -27,7 +27,7 @@
         android:id="@+id/wallpaper_preview_image"
         android:layout_width="match_parent"
         android:layout_height="match_parent"
-        android:background="@color/primary_color" />
+        android:background="?android:colorPrimary" />
 
     <SurfaceView
         android:id="@+id/wallpaper_preview_surface"
diff --git a/res/layout/theme_preview_color_icons.xml b/res/layout/theme_preview_color_icons.xml
index c8afb99..e87a7a1 100644
--- a/res/layout/theme_preview_color_icons.xml
+++ b/res/layout/theme_preview_color_icons.xml
@@ -28,7 +28,7 @@
         android:paddingTop="@dimen/preview_theme_color_icons_padding_top"
         android:paddingBottom="@dimen/preview_theme_color_icons_padding_bottom"
         android:orientation="vertical"
-        android:background="@color/theme_preview_color_icons_background">
+        android:background="?android:colorBackground">
 
         <!-- Title -->
         <TextView
@@ -37,7 +37,7 @@
             android:layout_height="wrap_content"
             android:text="@string/theme_preview_icons_section_title"
             android:textSize="@dimen/preview_theme_color_icons_title_text_size"
-            android:textColor="@color/theme_preview_color_icons_title_color"
+            android:textColor="?android:textColorSecondary"
             android:lineHeight="16dp"
             android:gravity="center"
             app:layout_constraintStart_toStartOf="parent"
@@ -68,7 +68,7 @@
                     android:id="@+id/preview_color_qs_0_icon"
                     android:layout_width="@dimen/preview_theme_color_icons_tile_size"
                     android:layout_height="@dimen/preview_theme_color_icons_tile_size"
-                    android:tint="@color/tile_enabled_icon_color"
+                    android:tint="?android:textColorPrimary"
                     android:layout_gravity="center"/>
             </FrameLayout>
             <Space
@@ -87,7 +87,7 @@
                     android:id="@+id/preview_color_qs_1_icon"
                     android:layout_width="@dimen/preview_theme_color_icons_tile_size"
                     android:layout_height="@dimen/preview_theme_color_icons_tile_size"
-                    android:tint="@color/tile_enabled_icon_color"
+                    android:tint="?android:textColorPrimary"
                     android:layout_gravity="center"/>
             </FrameLayout>
             <Space
@@ -105,7 +105,7 @@
                     android:id="@+id/preview_color_qs_2_icon"
                     android:layout_width="@dimen/preview_theme_color_icons_tile_size"
                     android:layout_height="@dimen/preview_theme_color_icons_tile_size"
-                    android:tint="@color/tile_enabled_icon_color"
+                    android:tint="?android:textColorPrimary"
                     android:layout_gravity="center"/>
             </FrameLayout>
             <Space
@@ -123,7 +123,7 @@
                     android:id="@+id/preview_color_qs_3_icon"
                     android:layout_width="@dimen/preview_theme_color_icons_tile_size"
                     android:layout_height="@dimen/preview_theme_color_icons_tile_size"
-                    android:tint="@color/tile_enabled_icon_color"
+                    android:tint="?android:textColorPrimary"
                     android:layout_gravity="center"/>
             </FrameLayout>
         </LinearLayout>
diff --git a/res/layout/theme_preview_topbar.xml b/res/layout/theme_preview_topbar.xml
index 15b665d..af69de9 100644
--- a/res/layout/theme_preview_topbar.xml
+++ b/res/layout/theme_preview_topbar.xml
@@ -27,7 +27,7 @@
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
         android:layout_gravity="start|center_vertical"
-        android:textColor="@color/icon_thumbnail_color"
+        android:textColor="?android:textColorSecondary"
         android:textSize="@dimen/preview_theme_cover_topbar_clock_size"
         tools:text="8:10"/>
     <LinearLayout
@@ -40,17 +40,17 @@
             android:id="@+id/preview_icon_0"
             android:layout_width="@dimen/preview_theme_cover_topbar_icon_size"
             android:layout_height="@dimen/preview_theme_cover_topbar_icon_size"
-            android:tint="@color/icon_thumbnail_color"/>
+            android:tint="?android:textColorSecondary"/>
         <ImageView
             android:id="@+id/preview_icon_1"
             android:layout_width="@dimen/preview_theme_cover_topbar_icon_size"
             android:layout_height="@dimen/preview_theme_cover_topbar_icon_size"
             android:layout_marginHorizontal="8dp"
-            android:tint="@color/icon_thumbnail_color"/>
+            android:tint="?android:textColorSecondary"/>
         <ImageView
             android:id="@+id/preview_icon_2"
             android:layout_width="@dimen/preview_theme_cover_topbar_icon_size"
             android:layout_height="@dimen/preview_theme_cover_topbar_icon_size"
-            android:tint="@color/icon_thumbnail_color"/>
+            android:tint="?android:textColorSecondary"/>
     </LinearLayout>
 </FrameLayout>
\ No newline at end of file
diff --git a/res/values-night/colors.xml b/res/values-night/colors.xml
index 4f369a7..1c53517 100644
--- a/res/values-night/colors.xml
+++ b/res/values-night/colors.xml
@@ -36,8 +36,6 @@
     <color name="tip_dot_color">#81C995</color>
     <color name="tip_dot_line_color">#000000</color>
 
-    <color name="toolbar_icon_color">@color/text_color_light</color>
-
     <color name="divider_color">@color/white_14_alpha</color>
 
     <color name="cover_title_color">@color/white_88_alpha</color>
diff --git a/res/values/colors.xml b/res/values/colors.xml
index 1f1ee30..df7b65c 100644
--- a/res/values/colors.xml
+++ b/res/values/colors.xml
@@ -47,8 +47,6 @@
     <color name="tip_dot_color">#34A853</color>
     <color name="tip_dot_line_color">#FFFFFF</color>
 
-    <color name="toolbar_icon_color">@color/text_color_dark</color>
-
     <color name="divider_color">@color/black_14_alpha</color>
 
     <color name="cover_title_color">@color/black_87_alpha</color>
diff --git a/src/com/android/customization/model/grid/GridOption.java b/src/com/android/customization/model/grid/GridOption.java
index 13c2b68..6a61274 100644
--- a/src/com/android/customization/model/grid/GridOption.java
+++ b/src/com/android/customization/model/grid/GridOption.java
@@ -28,9 +28,9 @@
 
 import com.android.customization.model.CustomizationManager;
 import com.android.customization.model.CustomizationOption;
-import com.android.customization.util.ResourceUtils;
 import com.android.customization.widget.GridTileDrawable;
 import com.android.wallpaper.R;
+import com.android.wallpaper.util.ResourceUtils;
 
 /**
  * Represents a grid layout option available in the current launcher.
diff --git a/src/com/android/customization/model/theme/ThemeBundle.java b/src/com/android/customization/model/theme/ThemeBundle.java
index 4ede59e..3a32f25 100644
--- a/src/com/android/customization/model/theme/ThemeBundle.java
+++ b/src/com/android/customization/model/theme/ThemeBundle.java
@@ -50,6 +50,7 @@
 import com.android.wallpaper.asset.Asset;
 import com.android.wallpaper.asset.BitmapCachingAsset;
 import com.android.wallpaper.model.WallpaperInfo;
+import com.android.wallpaper.util.ResourceUtils;
 
 import org.json.JSONException;
 import org.json.JSONObject;
@@ -110,7 +111,8 @@
         }
         if (!mPreviewInfo.icons.isEmpty()) {
             Drawable icon = mPreviewInfo.icons.get(0).getConstantState().newDrawable().mutate();
-            icon.setTint(res.getColor(R.color.icon_thumbnail_color, null));
+            icon.setTint(ResourceUtils.getColorAttr(
+                    view.getContext(), android.R.attr.textColorSecondary));
             ((ImageView) view.findViewById(R.id.theme_option_icon)).setImageDrawable(
                     icon);
         }
diff --git a/src/com/android/customization/model/theme/custom/ThemeComponentOption.java b/src/com/android/customization/model/theme/custom/ThemeComponentOption.java
index 3db4bad..78be0fc 100644
--- a/src/com/android/customization/model/theme/custom/ThemeComponentOption.java
+++ b/src/com/android/customization/model/theme/custom/ThemeComponentOption.java
@@ -63,6 +63,7 @@
 import com.android.customization.model.theme.ThemeBundle.PreviewInfo.ShapeAppIcon;
 import com.android.customization.model.theme.custom.CustomTheme.Builder;
 import com.android.wallpaper.R;
+import com.android.wallpaper.util.ResourceUtils;
 
 import java.util.ArrayList;
 import java.util.HashMap;
@@ -211,7 +212,8 @@
             Resources res = view.getContext().getResources();
             Drawable icon = mIcons.get(THUMBNAIL_ICON_POSITION)
                     .getConstantState().newDrawable().mutate();
-            icon.setTint(res.getColor(R.color.icon_thumbnail_color, null));
+            icon.setTint(ResourceUtils.getColorAttr(
+                    view.getContext(), android.R.attr.textColorSecondary));
             ((ImageView) view.findViewById(R.id.option_icon)).setImageDrawable(
                     icon);
             view.setContentDescription(mLabel);
@@ -391,7 +393,9 @@
             }
             Resources res = container.getResources();
             @ColorInt int accentColor = resolveColor(res);
-            @ColorInt int controlGreyColor = res.getColor(R.color.control_grey);
+            @ColorInt int controlGreyColor = ResourceUtils.getColorAttr(
+                    container.getContext(),
+                    android.R.attr.textColorTertiary);
             ColorStateList tintList = new ColorStateList(
                     new int[][]{
                             new int[]{android.R.attr.state_selected},
@@ -422,7 +426,8 @@
             // Disable seekbar
             seekbar.setOnTouchListener((view, motionEvent) -> true);
 
-            int iconFgColor = res.getColor(R.color.tile_enabled_icon_color, null);
+            int iconFgColor = ResourceUtils.getColorAttr(container.getContext(),
+                    android.R.attr.colorBackground);
             if (!mIcons.isEmpty() && mShapeDrawable != null) {
                 for (int i = 0; i < COLOR_TILE_IDS.length; i++) {
                     Drawable icon = mIcons.get(COLOR_TILES_ICON_IDS[i][1]).getConstantState()
@@ -500,7 +505,8 @@
                     new int[]{android.R.attr.colorPrimary});
             int primaryColor = ta.getColor(0, 0);
             ta.recycle();
-            int foregroundColor = res.getColor(R.color.shape_option_tile_foreground_color, theme);
+            int foregroundColor =
+                    ResourceUtils.getColorAttr(view.getContext(), android.R.attr.textColorPrimary);
 
             foreground.setTint(ColorUtils.blendARGB(primaryColor, foregroundColor, .05f));
 
diff --git a/src/com/android/customization/picker/WallpaperPreviewer.java b/src/com/android/customization/picker/WallpaperPreviewer.java
index 415ca5b..fa7dd81 100644
--- a/src/com/android/customization/picker/WallpaperPreviewer.java
+++ b/src/com/android/customization/picker/WallpaperPreviewer.java
@@ -33,9 +33,9 @@
 import androidx.lifecycle.LifecycleObserver;
 import androidx.lifecycle.OnLifecycleEvent;
 
-import com.android.wallpaper.R;
 import com.android.wallpaper.model.LiveWallpaperInfo;
 import com.android.wallpaper.model.WallpaperInfo;
+import com.android.wallpaper.util.ResourceUtils;
 import com.android.wallpaper.util.ScreenSizeCalculator;
 import com.android.wallpaper.util.SizeCalculator;
 import com.android.wallpaper.util.WallpaperConnection;
@@ -153,13 +153,15 @@
                 mWallpaper.getThumbAsset(mActivity.getApplicationContext())
                         .loadPreviewImage(mActivity,
                                 renderInImageWallpaperSurface ? homeImageWallpaper : mHomePreview,
-                                mActivity.getResources().getColor(R.color.secondary_color));
+                                ResourceUtils.getColorAttr(
+                                        mActivity, android.R.attr.colorSecondary));
                 if (mWallpaper instanceof LiveWallpaperInfo) {
                     mWallpaper.getThumbAsset(mActivity.getApplicationContext())
                             .loadPreviewImage(
                                     mActivity,
                                     homeImageWallpaper,
-                                    mActivity.getColor(R.color.secondary_color));
+                                    ResourceUtils.getColorAttr(
+                                            mActivity, android.R.attr.colorSecondary));
                     setUpLiveWallpaperPreview(mWallpaper);
                 } else {
                     // Ensure live wallpaper connection is disconnected.
diff --git a/src/com/android/customization/picker/theme/CustomThemeStepFragment.java b/src/com/android/customization/picker/theme/CustomThemeStepFragment.java
index 50f391d..3f07431 100644
--- a/src/com/android/customization/picker/theme/CustomThemeStepFragment.java
+++ b/src/com/android/customization/picker/theme/CustomThemeStepFragment.java
@@ -68,10 +68,10 @@
         } else {
             setUpToolbar(view, R.menu.custom_theme_editor_menu);
             mToolbar.getMenu().getItem(0).setIconTintList(
-                    getContext().getColorStateList(R.color.toolbar_icon_color));
+                    getContext().getColorStateList(R.color.toolbar_icon_tint));
         }
         Drawable closeIcon = getResources().getDrawable(R.drawable.ic_close_24px, null).mutate();
-        closeIcon.setTintList(getResources().getColorStateList(R.color.toolbar_icon_color, null));
+        closeIcon.setTintList(getResources().getColorStateList(R.color.toolbar_icon_tint, null));
         mToolbar.setNavigationIcon(closeIcon);
 
         mToolbar.setNavigationContentDescription(R.string.cancel);
diff --git a/src/com/android/customization/picker/theme/ThemeOptionPreviewer.java b/src/com/android/customization/picker/theme/ThemeOptionPreviewer.java
index 5c775dd..850edf9 100644
--- a/src/com/android/customization/picker/theme/ThemeOptionPreviewer.java
+++ b/src/com/android/customization/picker/theme/ThemeOptionPreviewer.java
@@ -49,6 +49,7 @@
 import com.android.customization.model.theme.ThemeBundle.PreviewInfo;
 import com.android.customization.model.theme.ThemeBundle.PreviewInfo.ShapeAppIcon;
 import com.android.wallpaper.R;
+import com.android.wallpaper.util.ResourceUtils;
 import com.android.wallpaper.util.ScreenSizeCalculator;
 import com.android.wallpaper.util.TimeUtils;
 import com.android.wallpaper.util.TimeUtils.TimeTicker;
@@ -184,11 +185,11 @@
         boolean useLightTextColor = colors == null
                 || (colors.getColorHints() & WallpaperColors.HINT_SUPPORTS_DARK_TEXT) == 0;
         int textColor = mContext.getColor(useLightTextColor
-                ? R.color.text_color_light
-                : R.color.text_color_dark);
+                ? android.R.color.white
+                : android.R.color.black);
         int textShadowColor = mContext.getColor(useLightTextColor
-                ? R.color.smartspace_preview_shadow_color_dark
-                : R.color.smartspace_preview_shadow_color_transparent);
+                ? android.R.color.tertiary_text_dark
+                : android.R.color.transparent);
         // Update the top status bar clock text color.
         mStatusBarClock.setTextColor(textColor);
         // Update the top status bar icon color.
@@ -358,7 +359,8 @@
     }
 
     private ColorStateList getColorStateList(int accentColor) {
-        int controlGreyColor = mContext.getColor(R.color.control_grey);
+        int controlGreyColor =
+                ResourceUtils.getColorAttr(mContext, android.R.attr.textColorTertiary);
         return new ColorStateList(
                 new int[][]{
                         new int[]{android.R.attr.state_selected},
diff --git a/src/com/android/customization/util/ResourceUtils.java b/src/com/android/customization/util/ResourceUtils.java
deleted file mode 100644
index d42dca9..0000000
--- a/src/com/android/customization/util/ResourceUtils.java
+++ /dev/null
@@ -1,39 +0,0 @@
-/*
- * Copyright (C) 2021 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package com.android.customization.util;
-
-import android.content.Context;
-import android.content.res.ColorStateList;
-import android.content.res.TypedArray;
-
-/**
- * A set of common resource utilities.
- */
-public class ResourceUtils {
-    /**
-     * Returns the default color for a given attribute.
-     */
-    public static int getColorAttr(Context context, int attr) {
-        TypedArray ta = context.obtainStyledAttributes(new int[]{attr});
-        ColorStateList stateList = null;
-        try {
-            stateList = ta.getColorStateList(0);
-        } finally {
-            ta.recycle();
-        }
-        return stateList.getDefaultColor();
-    }
-}
diff --git a/src/com/android/customization/widget/OptionSelectorController.java b/src/com/android/customization/widget/OptionSelectorController.java
index 4cbb977..2df3eea 100644
--- a/src/com/android/customization/widget/OptionSelectorController.java
+++ b/src/com/android/customization/widget/OptionSelectorController.java
@@ -29,7 +29,6 @@
 import android.view.accessibility.AccessibilityEvent;
 import android.widget.TextView;
 
-import androidx.annotation.ColorInt;
 import androidx.annotation.Dimension;
 import androidx.annotation.IntDef;
 import androidx.annotation.NonNull;
@@ -226,14 +225,14 @@
                                     mContainer.getContext().getTheme()),
                             Gravity.BOTTOM | Gravity.RIGHT,
                             res.getDimensionPixelSize(R.dimen.check_size),
-                            res.getDimensionPixelOffset(R.dimen.check_offset), 0);
+                            res.getDimensionPixelOffset(R.dimen.check_offset));
                 } else if (mCheckmarkStyle == CheckmarkStyle.CENTER
                         && option.equals(mAppliedOption)) {
                     drawCheckmark(option, holder,
                             res.getDrawable(R.drawable.check_circle_grey_large,
                                     mContainer.getContext().getTheme()),
                             Gravity.CENTER, res.getDimensionPixelSize(R.dimen.center_check_size),
-                            0, res.getColor(android.R.color.black));
+                            0);
                 } else if (option.equals(mAppliedOption)) {
                     // Initialize with "previewed" description if we don't show checkmark
                     holder.setContentDescription(mContainer.getContext(), option,
@@ -250,10 +249,7 @@
 
             private void drawCheckmark(CustomizationOption<?> option, TileViewHolder holder,
                     Drawable checkmark, int gravity, @Dimension int checkSize,
-                    @Dimension int checkOffset, @ColorInt int checkColor) {
-                if (checkColor != 0 && checkmark instanceof LayerDrawable) {
-                    ((LayerDrawable) checkmark).getDrawable(1).setTint(checkColor);
-                }
+                    @Dimension int checkOffset) {
                 Drawable frame = holder.tileView.getForeground();
                 Drawable[] layers = {frame, checkmark};
                 if (frame == null) {