diff --git a/color-check-baseline.xml b/color-check-baseline.xml
index cbcdf48..6fa2042 100644
--- a/color-check-baseline.xml
+++ b/color-check-baseline.xml
@@ -2,6 +2,18 @@
 <issues format="4">
 
     <issue
+        id="LintError"
+        severity="Error"
+        message="No `.class` files were found in project &quot;.&quot;, so none of the classfile based checks could be run. Does the project need to be built first?"
+        category="Lint"
+        priority="10"
+        summary="Lint Failure"
+        explanation="This issue type represents a problem running lint itself. Examples include failure to find bytecode for source files (which means certain detectors could not be run), parsing errors in lint configuration files, etc.&#xA;These errors are not errors in your own code, but they are shown to make it clear that some checks were not completed.">
+        <location
+            file="."/>
+    </issue>
+
+    <issue
         id="HardCodedColor"
         severity="Error"
         message="Avoid using hardcoded color"
@@ -93,7 +105,7 @@
         errorLine2="                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~">
         <location
             file="res/layout-land/choose_lock_pattern.xml"
-            line="152"
+            line="160"
             column="17"/>
     </issue>
 
@@ -1085,7 +1097,7 @@
         errorLine2="                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~">
         <location
             file="res/layout-land/confirm_lock_pattern_internal.xml"
-            line="110"
+            line="111"
             column="17"/>
     </issue>
 
@@ -1289,6 +1301,134 @@
         priority="4"
         summary="Using hardcoded color"
         explanation="Hardcoded color values are bad because theme changes cannot be uniformly applied.Instead use the theme specific colors such as `?android:attr/textColorPrimary` in attributes.&#xA;This ensures that a theme change from a light to a dark theme can be uniformlyapplied across the app."
+        errorLine1="                &lt;item android:color=&quot;#19263238&quot; android:offset=&quot;0.0&quot;/>"
+        errorLine2="                      ~~~~~~~~~~~~~~~~~~~~~~~~~">
+        <location
+            file="res/drawable/ic_color_inversion.xml"
+            line="17"
+            column="23"/>
+    </issue>
+
+    <issue
+        id="HardCodedColor"
+        severity="Error"
+        message="Avoid using hardcoded color"
+        category="Correctness"
+        priority="4"
+        summary="Using hardcoded color"
+        explanation="Hardcoded color values are bad because theme changes cannot be uniformly applied.Instead use the theme specific colors such as `?android:attr/textColorPrimary` in attributes.&#xA;This ensures that a theme change from a light to a dark theme can be uniformlyapplied across the app."
+        errorLine1="                &lt;item android:color=&quot;#00212121&quot; android:offset=&quot;1.0&quot;/>"
+        errorLine2="                      ~~~~~~~~~~~~~~~~~~~~~~~~~">
+        <location
+            file="res/drawable/ic_color_inversion.xml"
+            line="18"
+            column="23"/>
+    </issue>
+
+    <issue
+        id="HardCodedColor"
+        severity="Error"
+        message="Avoid using hardcoded color"
+        category="Correctness"
+        priority="4"
+        summary="Using hardcoded color"
+        explanation="Hardcoded color values are bad because theme changes cannot be uniformly applied.Instead use the theme specific colors such as `?android:attr/textColorPrimary` in attributes.&#xA;This ensures that a theme change from a light to a dark theme can be uniformlyapplied across the app."
+        errorLine1="                &lt;item android:color=&quot;#19FFFFFF&quot; android:offset=&quot;0.0&quot;/>"
+        errorLine2="                      ~~~~~~~~~~~~~~~~~~~~~~~~~">
+        <location
+            file="res/drawable/ic_color_inversion.xml"
+            line="32"
+            column="23"/>
+    </issue>
+
+    <issue
+        id="HardCodedColor"
+        severity="Error"
+        message="Avoid using hardcoded color"
+        category="Correctness"
+        priority="4"
+        summary="Using hardcoded color"
+        explanation="Hardcoded color values are bad because theme changes cannot be uniformly applied.Instead use the theme specific colors such as `?android:attr/textColorPrimary` in attributes.&#xA;This ensures that a theme change from a light to a dark theme can be uniformlyapplied across the app."
+        errorLine1="                &lt;item android:color=&quot;#00FFFFFF&quot; android:offset=&quot;1.0&quot;/>"
+        errorLine2="                      ~~~~~~~~~~~~~~~~~~~~~~~~~">
+        <location
+            file="res/drawable/ic_color_inversion.xml"
+            line="33"
+            column="23"/>
+    </issue>
+
+    <issue
+        id="HardCodedColor"
+        severity="Error"
+        message="Avoid using hardcoded color"
+        category="Correctness"
+        priority="4"
+        summary="Using hardcoded color"
+        explanation="Hardcoded color values are bad because theme changes cannot be uniformly applied.Instead use the theme specific colors such as `?android:attr/textColorPrimary` in attributes.&#xA;This ensures that a theme change from a light to a dark theme can be uniformlyapplied across the app."
+        errorLine1="                    &lt;item android:color=&quot;#19263238&quot; android:offset=&quot;0.0&quot;/>"
+        errorLine2="                          ~~~~~~~~~~~~~~~~~~~~~~~~~">
+        <location
+            file="res/drawable/ic_daltonizer.xml"
+            line="16"
+            column="27"/>
+    </issue>
+
+    <issue
+        id="HardCodedColor"
+        severity="Error"
+        message="Avoid using hardcoded color"
+        category="Correctness"
+        priority="4"
+        summary="Using hardcoded color"
+        explanation="Hardcoded color values are bad because theme changes cannot be uniformly applied.Instead use the theme specific colors such as `?android:attr/textColorPrimary` in attributes.&#xA;This ensures that a theme change from a light to a dark theme can be uniformlyapplied across the app."
+        errorLine1="                    &lt;item android:color=&quot;#00212121&quot; android:offset=&quot;1.0&quot;/>"
+        errorLine2="                          ~~~~~~~~~~~~~~~~~~~~~~~~~">
+        <location
+            file="res/drawable/ic_daltonizer.xml"
+            line="17"
+            column="27"/>
+    </issue>
+
+    <issue
+        id="HardCodedColor"
+        severity="Error"
+        message="Avoid using hardcoded color"
+        category="Correctness"
+        priority="4"
+        summary="Using hardcoded color"
+        explanation="Hardcoded color values are bad because theme changes cannot be uniformly applied.Instead use the theme specific colors such as `?android:attr/textColorPrimary` in attributes.&#xA;This ensures that a theme change from a light to a dark theme can be uniformlyapplied across the app."
+        errorLine1="                &lt;item android:color=&quot;#19FFFFFF&quot; android:offset=&quot;0.0&quot;/>"
+        errorLine2="                      ~~~~~~~~~~~~~~~~~~~~~~~~~">
+        <location
+            file="res/drawable/ic_daltonizer.xml"
+            line="36"
+            column="23"/>
+    </issue>
+
+    <issue
+        id="HardCodedColor"
+        severity="Error"
+        message="Avoid using hardcoded color"
+        category="Correctness"
+        priority="4"
+        summary="Using hardcoded color"
+        explanation="Hardcoded color values are bad because theme changes cannot be uniformly applied.Instead use the theme specific colors such as `?android:attr/textColorPrimary` in attributes.&#xA;This ensures that a theme change from a light to a dark theme can be uniformlyapplied across the app."
+        errorLine1="                &lt;item android:color=&quot;#00FFFFFF&quot; android:offset=&quot;1.0&quot;/>"
+        errorLine2="                      ~~~~~~~~~~~~~~~~~~~~~~~~~">
+        <location
+            file="res/drawable/ic_daltonizer.xml"
+            line="37"
+            column="23"/>
+    </issue>
+
+    <issue
+        id="HardCodedColor"
+        severity="Error"
+        message="Avoid using hardcoded color"
+        category="Correctness"
+        priority="4"
+        summary="Using hardcoded color"
+        explanation="Hardcoded color values are bad because theme changes cannot be uniformly applied.Instead use the theme specific colors such as `?android:attr/textColorPrimary` in attributes.&#xA;This ensures that a theme change from a light to a dark theme can be uniformlyapplied across the app."
         errorLine1="        android:tint=&quot;@color/wifi_details_icon_color&quot;>"
         errorLine2="        ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~">
         <location
@@ -1869,7 +2009,7 @@
         errorLine2="        ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~">
         <location
             file="res/layout/settings_main_dashboard.xml"
-            line="29"
+            line="30"
             column="9"/>
     </issue>
 
@@ -1933,7 +2073,7 @@
         errorLine2="                                                                                                                                                                       ~~~~~~~~~~~~~~~~~~~">
         <location
             file="res/values-en-rXC/strings.xml"
-            line="2335"
+            line="2333"
             column="168"/>
     </issue>
 
@@ -1949,7 +2089,7 @@
         errorLine2="                                                               ~~~~~~~~~~~~~~~~~~~">
         <location
             file="res/values-en-rAU/strings.xml"
-            line="2341"
+            line="2334"
             column="64"/>
     </issue>
 
@@ -1965,7 +2105,7 @@
         errorLine2="                                                               ~~~~~~~~~~~~~~~~~~~">
         <location
             file="res/values-en-rCA/strings.xml"
-            line="2341"
+            line="2334"
             column="64"/>
     </issue>
 
@@ -1981,7 +2121,7 @@
         errorLine2="                                                               ~~~~~~~~~~~~~~~~~~~">
         <location
             file="res/values-en-rGB/strings.xml"
-            line="2341"
+            line="2334"
             column="64"/>
     </issue>
 
@@ -1997,7 +2137,7 @@
         errorLine2="                                                               ~~~~~~~~~~~~~~~~~~~">
         <location
             file="res/values-en-rIN/strings.xml"
-            line="2341"
+            line="2334"
             column="64"/>
     </issue>
 
@@ -2013,7 +2153,7 @@
         errorLine2="                                   ~~~~~~~~~~~~~~~~~~~">
         <location
             file="res/values/strings.xml"
-            line="5501"
+            line="5512"
             column="36"/>
     </issue>
 
@@ -2029,7 +2169,7 @@
         errorLine2="                                        ^">
         <location
             file="res/values/styles.xml"
-            line="245"
+            line="246"
             column="41"/>
     </issue>
 
@@ -2045,7 +2185,7 @@
         errorLine2="                                         ^">
         <location
             file="res/values/styles.xml"
-            line="364"
+            line="366"
             column="42"/>
     </issue>
 
@@ -2061,7 +2201,7 @@
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         <location
             file="res/values/styles.xml"
-            line="441"
+            line="443"
             column="44"/>
     </issue>
 
@@ -2077,7 +2217,7 @@
         errorLine2="                                           ^">
         <location
             file="res/values/styles.xml"
-            line="447"
+            line="449"
             column="44"/>
     </issue>
 
@@ -2093,7 +2233,7 @@
         errorLine2="                                           ^">
         <location
             file="res/values/styles.xml"
-            line="448"
+            line="450"
             column="44"/>
     </issue>
 
@@ -2109,7 +2249,7 @@
         errorLine2="                                        ^">
         <location
             file="res/values/styles.xml"
-            line="471"
+            line="473"
             column="41"/>
     </issue>
 
diff --git a/res/drawable/ic_color_inversion.xml b/res/drawable/ic_color_inversion.xml
new file mode 100644
index 0000000..aa59f5a
--- /dev/null
+++ b/res/drawable/ic_color_inversion.xml
@@ -0,0 +1,52 @@
+<!--
+    Copyright 2017 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.
+-->
+<vector android:height="192dp" android:viewportHeight="192.0"
+    android:viewportWidth="192.0" android:width="192dp"
+    xmlns:aapt="http://schemas.android.com/aapt" xmlns:android="http://schemas.android.com/apk/res/android">
+    <path android:fillColor="#546E7A" android:pathData="M37.2,173.6l-28.5,-90c-1.7,-5.8 0.3,-12 5,-15.6l73.6,-57.1c5.2,-4 12.5,-4 17.6,0.1L178.6,70c4.6,3.7 6.5,9.9 4.8,15.6l-28.5,88.2c-1.9,6.1 -7.4,10.2 -13.7,10.2H50.8C44.5,183.9 39,179.7 37.2,173.6z"/>
+    <path android:fillAlpha="0.2" android:fillColor="#263238"
+        android:pathData="M183.3,84.5l-28.5,88.2c-1.8,6.1 -7.4,10.2 -13.7,10.2H50.9c-6.3,0 -11.9,-4.2 -13.7,-10.3l-28.5,-90C8.2,81.4 8,80.1 8,78.9c-0.1,1.6 0.1,3.1 0.6,4.7l28.5,90c1.8,6.1 7.4,10.3 13.7,10.3h90.3c6.3,0 11.8,-4.1 13.7,-10.2l28.5,-88.2c0.5,-1.6 0.7,-3.2 0.6,-4.7C183.9,82 183.7,83.3 183.3,84.5z" android:strokeAlpha="0.2"/>
+    <path android:fillAlpha="0.2" android:fillColor="#FFFFFF"
+        android:pathData="M13.6,69l73.6,-57.1c5.2,-4 12.5,-4 17.6,0.1l73.8,58.9c3.4,2.7 5.3,6.7 5.4,10.8c0.2,-4.5 -1.8,-8.9 -5.4,-11.8L104.8,11c-5.2,-4.1 -12.4,-4.1 -17.6,-0.1L13.5,68C9.8,70.9 7.8,75.4 8,80C8.1,75.8 10.1,71.7 13.6,69z" android:strokeAlpha="0.2"/>
+    <path android:fillAlpha="0.2" android:fillColor="#FFFFFF"
+        android:pathData="M53.1,129.9l5,-4.8l-13.9,-13.3c0,0.8 -0.1,1.5 -0.2,2.3c-0.4,22.3 17.2,40.2 39.9,41.7l0.1,-5.3C70.2,149.5 58.6,141.4 53.1,129.9z" android:strokeAlpha="0.2"/>
+    <path android:fillAlpha="0.2" android:fillColor="#FFFFFF"
+        android:pathData="M108.7,51.8l-0.1,5.3c13.6,1 25,9.2 30.4,20.7l-4.9,4.8l13.6,13.3c0.1,-0.8 0.2,-1.5 0.2,-2.3C148.3,71.2 131,53.2 108.7,51.8z" android:strokeAlpha="0.2"/>
+    <path android:pathData="M154.9,173.7l13.7,-41.7l-49.5,-49.6l-18.6,-7.2l-19.6,3.1L65.9,98.6L74,128l55.9,55.9h11.2C147.5,183.9 153.1,179.8 154.9,173.7z">
+        <aapt:attr name="android:fillColor">
+            <gradient android:endX="139.008" android:endY="147.6131"
+                android:startX="98.1033" android:startY="106.7084" android:type="linear">
+                <item android:color="#19263238" android:offset="0.0"/>
+                <item android:color="#00212121" android:offset="1.0"/>
+            </gradient>
+        </aapt:attr>
+    </path>
+    <path android:fillAlpha="0.1" android:fillColor="#FF000000"
+        android:pathData="M70.3,104.5c0,0.2 0,0.3 0,0.5c0.3,-13.9 11.6,-25.1 25.6,-25.1v-1C81.8,78.9 70.3,90.4 70.3,104.5z" android:strokeAlpha="0.1"/>
+    <path android:fillAlpha="0.1" android:fillColor="#FF000000"
+        android:pathData="M95.9,136.5c-17.5,0 -31.7,-14 -32,-31.5c0,0.2 0,0.3 0,0.5c0,17.7 14.3,32 32,32c17.7,0 32,-14.3 32,-32c0,-0.2 0,-0.3 0,-0.5C127.6,122.5 113.4,136.5 95.9,136.5z" android:strokeAlpha="0.1"/>
+    <path android:fillColor="#FFFFFF" android:pathData="M95.9,72.5c-17.7,0 -32,14.3 -32,32c0,17.7 14.3,32 32,32c17.7,0 32,-14.3 32,-32S113.6,72.5 95.9,72.5zM70.3,104.5c0,-14.1 11.5,-25.6 25.6,-25.6v51.2C81.8,130.1 70.3,118.6 70.3,104.5z"/>
+    <path android:pathData="M37.1,173.6l-28.5,-90c-1.7,-5.8 0.3,-12 5,-15.6l73.5,-57.1c5.2,-4 12.5,-4 17.6,0.1l73.8,58.9c4.6,3.7 6.5,9.9 4.8,15.6l-28.5,88.2c-1.8,6.1 -7.4,10.2 -13.7,10.2H50.8C44.5,183.9 38.9,179.7 37.1,173.6z">
+        <aapt:attr name="android:fillColor">
+            <gradient android:centerX="21.9873"
+                android:centerY="23.7751"
+                android:gradientRadius="158.0384" android:type="radial">
+                <item android:color="#19FFFFFF" android:offset="0.0"/>
+                <item android:color="#00FFFFFF" android:offset="1.0"/>
+            </gradient>
+        </aapt:attr>
+    </path>
+</vector>
diff --git a/res/drawable/ic_daltonizer.xml b/res/drawable/ic_daltonizer.xml
new file mode 100644
index 0000000..04e397d
--- /dev/null
+++ b/res/drawable/ic_daltonizer.xml
@@ -0,0 +1,56 @@
+<!--
+    Copyright 2017 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.
+-->
+<vector android:height="192dp" android:viewportHeight="192.0"
+    android:viewportWidth="192.0" android:width="192dp"
+    xmlns:aapt="http://schemas.android.com/aapt" xmlns:android="http://schemas.android.com/apk/res/android">
+    <path android:fillColor="#00BCD4" android:pathData="M37.1,173.5l-28.5,-90c-1.7,-5.8 0.3,-12 5,-15.6l73.6,-57.1c5.2,-4 12.5,-4 17.6,0.1l73.8,58.9c4.6,3.7 6.5,9.9 4.8,15.6l-28.5,88.2c-1.9,6.1 -7.4,10.2 -13.7,10.2H50.8C44.5,183.8 39,179.6 37.1,173.5z"/>
+    <path android:fillAlpha="0.2" android:fillColor="#263238"
+        android:pathData="M183.3,84.3l-28.5,88.2c-1.8,6.1 -7.4,10.2 -13.7,10.2H50.8c-6.3,0 -11.9,-4.2 -13.7,-10.3l-28.5,-90C8.2,81.2 8,79.9 8,78.7c-0.1,1.6 0.1,3.1 0.6,4.7l28.5,90c1.8,6.1 7.4,10.3 13.7,10.3h90.3c6.3,0 11.8,-4.1 13.7,-10.2l28.5,-88.2c0.5,-1.6 0.7,-3.2 0.6,-4.7C183.9,81.8 183.7,83.2 183.3,84.3z" android:strokeAlpha="0.2"/>
+    <path android:fillAlpha="0.2" android:fillColor="#FFFFFF"
+        android:pathData="M13.5,68.8l73.6,-57.1c5.2,-4 12.5,-4 17.6,0.1l73.8,58.9c3.4,2.7 5.3,6.7 5.4,10.8c0.2,-4.5 -1.8,-8.9 -5.4,-11.8l-73.8,-58.9c-5.2,-4.1 -12.4,-4.1 -17.6,-0.1L13.5,67.8c-3.7,2.9 -5.7,7.4 -5.5,12C8.1,75.6 10.1,71.5 13.5,68.8z" android:strokeAlpha="0.2"/>
+    <group>
+        <clip-path android:pathData="M37.1,173.5l-28.5,-90c-1.7,-5.8 0.3,-12 5,-15.6l73.6,-57.1c5.2,-4 12.5,-4 17.6,0.1l73.8,58.9c4.6,3.7 6.5,9.9 4.8,15.6l-28.5,88.2c-1.9,6.1 -7.4,10.2 -13.7,10.2H50.8C44.5,183.8 39,179.6 37.1,173.5z M 0,0"/>
+        <path android:pathData="M131.3,74.7L105,79.3l-5,-0.2l-3.8,2.4l-30.8,34.4L60.5,136l47.8,47.8     h32.9c6.3,0,11.8,-4.1,13.7,-10.2l18.4,-56.9L131.3,74.7z">
+            <aapt:attr name="android:fillColor">
+                <gradient android:endX="151.1709"
+                    android:endY="160.5809" android:startX="91.7117"
+                    android:startY="101.1217" android:type="linear">
+                    <item android:color="#19263238" android:offset="0.0"/>
+                    <item android:color="#00212121" android:offset="1.0"/>
+                </gradient>
+            </aapt:attr>
+        </path>
+    </group>
+    <path android:fillAlpha="0.1" android:fillColor="#263238"
+        android:pathData="M79.5,136l-18.9,0l1,1l18.9,0l35.6,-35.6l-1,-1z" android:strokeAlpha="0.1"/>
+    <path android:fillAlpha="0.1" android:fillColor="#263238"
+        android:pathData="M68.59,120.37l32.17,-32.17l0.99,0.99l-32.17,32.17z" android:strokeAlpha="0.1"/>
+    <path android:fillAlpha="0.1" android:fillColor="#263238"
+        android:pathData="M132.3,75.6l-1,-1c1.6,1.6 1.6,4.1 0,5.7l-12.4,12.4l1,1l12.4,-12.4C133.8,79.7 133.8,77.2 132.3,75.6z" android:strokeAlpha="0.1"/>
+    <path android:fillAlpha="0.1" android:fillColor="#263238"
+        android:pathData="M120.75,106.06l5.66,-5.66l0.99,0.99l-5.66,5.66z" android:strokeAlpha="0.1"/>
+    <path android:fillColor="#0097A7" android:pathData="M68.56,120.37l32.17,-32.17l7.64,7.64l-32.17,32.17z"/>
+    <path android:fillColor="#FFFFFF" android:pathData="M131.3,74.6l-9.3,-9.3c-1.6,-1.6 -4.1,-1.6 -5.6,0l-12.4,12.4l-7.7,-7.6l-5.6,5.6l5.7,5.7L60.6,117v19h19l35.6,-35.6l5.7,5.7l5.6,-5.6l-7.7,-7.7l12.4,-12.4C132.8,78.7 132.8,76.2 131.3,74.6zM76.2,128l-7.7,-7.7l32.2,-32.2l7.7,7.7L76.2,128z"/>
+    <path android:pathData="M37.1,173.5l-28.5,-90c-1.7,-5.8 0.3,-12 5,-15.6l73.5,-57.1c5.2,-4 12.5,-4 17.6,0.1l73.8,58.9c4.6,3.7 6.5,9.9 4.8,15.6l-28.5,88.2c-1.8,6.1 -7.4,10.2 -13.7,10.2H50.8C44.5,183.8 38.9,179.6 37.1,173.5z">
+        <aapt:attr name="android:fillColor">
+            <gradient android:centerX="21.977" android:centerY="23.6809"
+                android:gradientRadius="158.0384" android:type="radial">
+                <item android:color="#19FFFFFF" android:offset="0.0"/>
+                <item android:color="#00FFFFFF" android:offset="1.0"/>
+            </gradient>
+        </aapt:attr>
+    </path>
+</vector>
diff --git a/res/xml/accessibility_settings.xml b/res/xml/accessibility_settings.xml
index 7728a07..d7d2e02 100644
--- a/res/xml/accessibility_settings.xml
+++ b/res/xml/accessibility_settings.xml
@@ -118,12 +118,14 @@
         <Preference
                 android:fragment="com.android.settings.accessibility.ToggleDaltonizerPreferenceFragment"
                 android:key="daltonizer_preference_screen"
-                android:title="@string/accessibility_display_daltonizer_preference_title" />
+                android:title="@string/accessibility_display_daltonizer_preference_title"
+                android:icon="@drawable/ic_daltonizer"/>
 
         <SwitchPreference
                 android:key="toggle_inversion_preference"
                 android:title="@string/accessibility_display_inversion_preference_title"
                 android:summary="@string/accessibility_display_inversion_preference_subtitle"
-                android:persistent="false" />
+                android:persistent="false"
+                android:icon="@drawable/ic_color_inversion"/>
     </PreferenceCategory>
 </PreferenceScreen>
diff --git a/src/com/android/settings/accessibility/AccessibilitySettings.java b/src/com/android/settings/accessibility/AccessibilitySettings.java
index 0611b09..2161415 100644
--- a/src/com/android/settings/accessibility/AccessibilitySettings.java
+++ b/src/com/android/settings/accessibility/AccessibilitySettings.java
@@ -42,6 +42,7 @@
 import android.view.KeyEvent;
 import android.view.accessibility.AccessibilityManager;
 
+import com.android.internal.accessibility.AccessibilityShortcutController;
 import com.android.internal.content.PackageMonitor;
 import com.android.internal.logging.nano.MetricsProto.MetricsEvent;
 import com.android.internal.view.RotationPolicy;
@@ -57,6 +58,7 @@
 import com.android.settingslib.accessibility.AccessibilityUtils;
 
 import java.util.ArrayList;
+import java.util.Collection;
 import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
@@ -172,13 +174,7 @@
         }
     };
 
-    private final SettingsContentObserver mSettingsContentObserver =
-            new SettingsContentObserver(mHandler) {
-                @Override
-                public void onChange(boolean selfChange, Uri uri) {
-                    updateServicePreferences();
-                }
-            };
+    private final SettingsContentObserver mSettingsContentObserver;
 
     private final RotationPolicyListener mRotationPolicyListener = new RotationPolicyListener() {
         @Override
@@ -224,6 +220,22 @@
                 .getBoolean(com.android.internal.R.bool.config_setColorTransformAccelerated);
     }
 
+    public AccessibilitySettings() {
+        // Observe changes to anything that the shortcut can toggle, so we can reflect updates
+        final Collection<AccessibilityShortcutController.ToggleableFrameworkFeatureInfo> features =
+                AccessibilityShortcutController.getFrameworkShortcutFeaturesMap().values();
+        final List<String> shortcutFeatureKeys = new ArrayList<>(features.size());
+        for (AccessibilityShortcutController.ToggleableFrameworkFeatureInfo feature : features) {
+            shortcutFeatureKeys.add(feature.getSettingKey());
+        }
+        mSettingsContentObserver = new SettingsContentObserver(mHandler, shortcutFeatureKeys) {
+            @Override
+            public void onChange(boolean selfChange, Uri uri) {
+                updateAllPreferences();
+            }
+        };
+    }
+
     @Override
     public int getMetricsCategory() {
         return MetricsEvent.ACCESSIBILITY;
diff --git a/src/com/android/settings/accessibility/SettingsContentObserver.java b/src/com/android/settings/accessibility/SettingsContentObserver.java
index c3baec5..de67f6c 100644
--- a/src/com/android/settings/accessibility/SettingsContentObserver.java
+++ b/src/com/android/settings/accessibility/SettingsContentObserver.java
@@ -22,16 +22,28 @@
 import android.os.Handler;
 import android.provider.Settings;
 
+import java.util.ArrayList;
+import java.util.List;
+
 abstract class SettingsContentObserver extends ContentObserver {
+    private final List<String> mKeysToObserve = new ArrayList<>(2);
+
     public SettingsContentObserver(Handler handler) {
         super(handler);
+        mKeysToObserve.add(Settings.Secure.ACCESSIBILITY_ENABLED);
+        mKeysToObserve.add(Settings.Secure.ENABLED_ACCESSIBILITY_SERVICES);
+    }
+
+    public SettingsContentObserver(Handler handler, List<String> keysToObserve) {
+        this(handler);
+        mKeysToObserve.addAll(keysToObserve);
     }
 
     public void register(ContentResolver contentResolver) {
-        contentResolver.registerContentObserver(Settings.Secure.getUriFor(
-                Settings.Secure.ACCESSIBILITY_ENABLED), false, this);
-        contentResolver.registerContentObserver(Settings.Secure.getUriFor(
-                Settings.Secure.ENABLED_ACCESSIBILITY_SERVICES), false, this);
+        for (int i = 0; i < mKeysToObserve.size(); i++) {
+            contentResolver.registerContentObserver(
+                    Settings.Secure.getUriFor(mKeysToObserve.get(i)), false, this);
+        }
     }
 
     public void unregister(ContentResolver contentResolver) {
diff --git a/src/com/android/settings/accessibility/ShortcutServicePickerFragment.java b/src/com/android/settings/accessibility/ShortcutServicePickerFragment.java
index e0c41be..52c1a0d 100644
--- a/src/com/android/settings/accessibility/ShortcutServicePickerFragment.java
+++ b/src/com/android/settings/accessibility/ShortcutServicePickerFragment.java
@@ -16,6 +16,8 @@
 package com.android.settings.accessibility;
 
 import static android.content.DialogInterface.BUTTON_POSITIVE;
+import static com.android.internal.accessibility.AccessibilityShortcutController.COLOR_INVERSION_COMPONENT_NAME;
+import static com.android.internal.accessibility.AccessibilityShortcutController.DALTONIZER_COMPONENT_NAME;
 
 import android.accessibilityservice.AccessibilityServiceInfo;
 import android.app.Activity;
@@ -85,9 +87,16 @@
         Map<ComponentName, ToggleableFrameworkFeatureInfo> frameworkFeatureInfoMap =
                 AccessibilityShortcutController.getFrameworkShortcutFeaturesMap();
         for (ComponentName componentName : frameworkFeatureInfoMap.keySet()) {
-            // Lookup icon
+            final int iconId;
+            if (componentName.equals(COLOR_INVERSION_COMPONENT_NAME)) {
+                iconId = R.drawable.ic_color_inversion;
+            } else if (componentName.equals(DALTONIZER_COMPONENT_NAME)) {
+                iconId = R.drawable.ic_daltonizer;
+            } else {
+                iconId = R.drawable.empty_icon;
+            }
             candidates.add(new FrameworkCandidateInfo(frameworkFeatureInfoMap.get(componentName),
-                    R.drawable.empty_icon, componentName.flattenToString()));
+                    iconId, componentName.flattenToString()));
         }
         for (int i = 0; i < numInstalledServices; i++) {
             final AccessibilityServiceInfo installedServiceInfo = installedServices.get(i);