diff --git a/java/res/values/colors.xml b/java/res/values/colors.xml
index 60b5cdf..3052880 100644
--- a/java/res/values/colors.xml
+++ b/java/res/values/colors.xml
@@ -40,17 +40,19 @@
     <color name="suggested_word_color_klp">#B2F0F0F0</color>
     <color name="highlight_translucent_color_klp">#99E0E0E0</color>
     <!-- Color resources for LXX theme. Base color = F0F0F0 -->
-    <color name="key_text_inactive_color_lxx">#808184</color>
-    <color name="key_hint_letter_color_lxx">#808184</color>
-    <color name="highlight_color_lxx">#7FCAC3</color>
-    <color name="typed_word_color_lxx">#D87FCAC3</color>
-    <color name="suggested_word_color_lxx">#B27FCAC3</color>
-    <color name="highlight_translucent_color_lxx">#997FCAC3</color>
-    <color name="keyboard_background_lxx">#384248</color>
-    <color name="key_background_lxx">#384248</color>
-    <color name="key_background_pressed_lxx">#546872</color>
-    <color name="suggestions_strip_background_lxx">#263238</color>
-    <color name="suggested_word_background_selected_lxx">#384248</color>
+    <color name="key_text_color_lxx_dark">#FFFFFF</color>
+    <color name="key_text_inactive_color_lxx_dark">#808184</color>
+    <color name="key_hint_letter_color_lxx_dark">#808184</color>
+    <color name="highlight_color_lxx_dark">#7FCAC3</color>
+    <color name="typed_word_color_lxx_dark">#D87FCAC3</color>
+    <color name="suggested_word_color_lxx_dark">#B27FCAC3</color>
+    <color name="highlight_translucent_color_lxx_dark">#997FCAC3</color>
+    <color name="keyboard_background_lxx_dark">#384248</color>
+    <color name="key_background_lxx_dark">#384248</color>
+    <color name="key_background_pressed_lxx_dark">#546872</color>
+    <color name="suggestions_strip_background_lxx_dark">#263238</color>
+    <color name="suggested_word_background_selected_lxx_dark">#384248</color>
+    <color name="gesture_floating_preview_color_lxx_dark">#C0000000</color>
     <!-- Color resources for setup wizard and tutorial -->
     <color name="setup_background">#FFEBEBEB</color>
     <color name="setup_text_dark">#FF707070</color>
diff --git a/java/res/values/keyboard-icons-lxx.xml b/java/res/values/keyboard-icons-lxx-dark.xml
similarity index 97%
rename from java/res/values/keyboard-icons-lxx.xml
rename to java/res/values/keyboard-icons-lxx-dark.xml
index 56d6604..b6e0b4f 100644
--- a/java/res/values/keyboard-icons-lxx.xml
+++ b/java/res/values/keyboard-icons-lxx-dark.xml
@@ -19,7 +19,7 @@
 -->
 
 <resources xmlns:android="http://schemas.android.com/apk/res/android">
-    <style name="KeyboardIcons.LXX">
+    <style name="KeyboardIcons.LXX_Dark">
         <!-- Keyboard icons -->
         <!-- TODO: Update those icons for LXX theme. -->
         <item name="iconShiftKey">@drawable/sym_keyboard_shift_holo_dark</item>
diff --git a/java/res/values/themes-lxx.xml b/java/res/values/themes-lxx-dark.xml
similarity index 74%
rename from java/res/values/themes-lxx.xml
rename to java/res/values/themes-lxx-dark.xml
index 8016e76..ace5fe9 100644
--- a/java/res/values/themes-lxx.xml
+++ b/java/res/values/themes-lxx-dark.xml
@@ -19,19 +19,19 @@
 -->
 
 <resources xmlns:android="http://schemas.android.com/apk/res/android">
-    <style name="KeyboardTheme.LXX" parent="KeyboardIcons.LXX">
-        <item name="keyboardStyle">@style/Keyboard.LXX</item>
-        <item name="keyboardViewStyle">@style/KeyboardView.LXX</item>
-        <item name="mainKeyboardViewStyle">@style/MainKeyboardView.LXX</item>
-        <item name="keyPreviewTextViewStyle">@style/KeyPreviewTextView.LXX</item>
-        <item name="emojiPalettesViewStyle">@style/EmojiPalettesView.LXX</item>
-        <item name="moreKeysKeyboardStyle">@style/MoreKeysKeyboard.LXX</item>
-        <item name="moreKeysKeyboardViewStyle">@style/MoreKeysKeyboardView.LXX</item>
-        <item name="suggestionStripViewStyle">@style/SuggestionStripView.LXX</item>
-        <item name="suggestionWordStyle">@style/SuggestionWord.LXX</item>
+    <style name="KeyboardTheme.LXX_Dark" parent="KeyboardIcons.LXX_Dark">
+        <item name="keyboardStyle">@style/Keyboard.LXX_Dark</item>
+        <item name="keyboardViewStyle">@style/KeyboardView.LXX_Dark</item>
+        <item name="mainKeyboardViewStyle">@style/MainKeyboardView.LXX_Dark</item>
+        <item name="keyPreviewTextViewStyle">@style/KeyPreviewTextView.LXX_Dark</item>
+        <item name="emojiPalettesViewStyle">@style/EmojiPalettesView.LXX_Dark</item>
+        <item name="moreKeysKeyboardStyle">@style/MoreKeysKeyboard.LXX_Dark</item>
+        <item name="moreKeysKeyboardViewStyle">@style/MoreKeysKeyboardView.LXX_Dark</item>
+        <item name="suggestionStripViewStyle">@style/SuggestionStripView.LXX_Dark</item>
+        <item name="suggestionWordStyle">@style/SuggestionWord.LXX_Dark</item>
     </style>
     <style
-        name="Keyboard.LXX"
+        name="Keyboard.LXX_Dark"
         parent="Keyboard"
     >
         <!-- This should be aligned with KeyboardSwitcher.KEYBOARD_THEMES[] -->
@@ -43,56 +43,56 @@
         <item name="touchPositionCorrectionData">@array/touch_position_correction_data_holo</item>
     </style>
     <style
-        name="KeyboardView.LXX"
+        name="KeyboardView.LXX_Dark"
         parent="KeyboardView"
     >
-        <item name="android:background">@color/keyboard_background_lxx</item>
-        <item name="keyBackground">@drawable/btn_keyboard_key_lxx</item>
-        <item name="functionalKeyBackground">@drawable/btn_keyboard_key_functional_lxx</item>
-        <item name="spacebarBackground">@drawable/btn_keyboard_spacebar_lxx</item>
+        <item name="android:background">@color/keyboard_background_lxx_dark</item>
+        <item name="keyBackground">@drawable/btn_keyboard_key_lxx_dark</item>
+        <item name="functionalKeyBackground">@drawable/btn_keyboard_key_functional_lxx_dark</item>
+        <item name="spacebarBackground">@drawable/btn_keyboard_spacebar_lxx_dark</item>
         <item name="spacebarIconWidthRatio">0.9</item>
         <item name="keyTypeface">normal</item>
-        <item name="keyTextColor">@color/key_text_color_holo</item>
-        <item name="keyTextInactivatedColor">@color/key_text_inactive_color_lxx</item>
-        <item name="functionalTextColor">@color/key_hint_letter_color_lxx</item>
-        <item name="keyHintLetterColor">@color/key_hint_letter_color_lxx</item>
-        <item name="keyHintLabelColor">@color/key_text_inactive_color_lxx</item>
-        <item name="keyShiftedLetterHintInactivatedColor">@color/key_text_inactive_color_lxx</item>
-        <item name="keyShiftedLetterHintActivatedColor">@color/key_text_color_holo</item>
-        <item name="keyPreviewTextColor">@color/key_text_color_holo</item>
+        <item name="keyTextColor">@color/key_text_color_lxx_dark</item>
+        <item name="keyTextInactivatedColor">@color/key_text_inactive_color_lxx_dark</item>
+        <item name="functionalTextColor">@color/key_hint_letter_color_lxx_dark</item>
+        <item name="keyHintLetterColor">@color/key_hint_letter_color_lxx_dark</item>
+        <item name="keyHintLabelColor">@color/key_text_inactive_color_lxx_dark</item>
+        <item name="keyShiftedLetterHintInactivatedColor">@color/key_text_inactive_color_lxx_dark</item>
+        <item name="keyShiftedLetterHintActivatedColor">@color/key_text_color_lxx_dark</item>
+        <item name="keyPreviewTextColor">@color/key_text_color_lxx_dark</item>
         <!-- A negative value to disable key text shadow layer. -->
         <item name="keyTextShadowRadius">-1.0</item>
     </style>
     <style
-        name="MainKeyboardView.LXX"
-        parent="KeyboardView.LXX"
+        name="MainKeyboardView.LXX_Dark"
+        parent="KeyboardView.LXX_Dark"
     >
         <item name="keyPreviewOffset">@dimen/config_key_preview_offset_holo</item>
-        <item name="gestureFloatingPreviewTextColor">@color/highlight_color_lxx</item>
-        <item name="gestureFloatingPreviewColor">@color/gesture_floating_preview_color_holo</item>
-        <item name="gestureTrailColor">@color/highlight_color_lxx</item>
-        <item name="slidingKeyInputPreviewColor">@color/highlight_translucent_color_lxx</item>
-        <item name="languageOnSpacebarTextColor">@color/key_text_inactive_color_lxx</item>
+        <item name="gestureFloatingPreviewTextColor">@color/highlight_color_lxx_dark</item>
+        <item name="gestureFloatingPreviewColor">@color/gesture_floating_preview_color_lxx_dark</item>
+        <item name="gestureTrailColor">@color/highlight_color_lxx_dark</item>
+        <item name="slidingKeyInputPreviewColor">@color/highlight_translucent_color_lxx_dark</item>
+        <item name="languageOnSpacebarTextColor">@color/key_text_inactive_color_lxx_dark</item>
         <!-- A negative value to disable text shadow layer. -->
         <item name="languageOnSpacebarTextShadowRadius">-1.0</item>
     </style>
     <style
-        name="KeyPreviewTextView.LXX"
+        name="KeyPreviewTextView.LXX_Dark"
         parent="KeyPreviewTextView"
     >
-        <item name="android:background">@drawable/keyboard_key_feedback_lxx</item>
+        <item name="android:background">@drawable/keyboard_key_feedback_lxx_dark</item>
     </style>
     <!-- Though {@link EmojiPalettesView} doesn't extend {@link KeyboardView}, some views inside it,
          for instance delete button, need themed {@link KeyboardView} attributes. -->
     <style
-        name="EmojiPalettesView.LXX"
-        parent="MainKeyboardView.LXX"
+        name="EmojiPalettesView.LXX_Dark"
+        parent="MainKeyboardView.LXX_Dark"
     >
-        <item name="emojiTabLabelColor">@color/emoji_tab_label_color_lxx</item>
+        <item name="emojiTabLabelColor">@color/emoji_tab_label_color_lxx_dark</item>
     </style>
     <style
-        name="MoreKeysKeyboard.LXX"
-        parent="Keyboard.LXX"
+        name="MoreKeysKeyboard.LXX_Dark"
+        parent="Keyboard.LXX_Dark"
     >
         <item name="keyboardTopPadding">0%p</item>
         <item name="keyboardBottomPadding">0%p</item>
@@ -100,35 +100,35 @@
         <item name="touchPositionCorrectionData">@null</item>
     </style>
     <style
-        name="MoreKeysKeyboardView.LXX"
-        parent="KeyboardView.LXX"
+        name="MoreKeysKeyboardView.LXX_Dark"
+        parent="KeyboardView.LXX_Dark"
     >
-        <item name="android:background">@drawable/keyboard_popup_panel_background_lxx</item>
-        <item name="keyBackground">@drawable/btn_keyboard_key_popup_lxx</item>
+        <item name="android:background">@drawable/keyboard_popup_panel_background_lxx_dark</item>
+        <item name="keyBackground">@drawable/btn_keyboard_key_popup_lxx_dark</item>
         <item name="keyTypeface">normal</item>
         <item name="verticalCorrection">@dimen/config_more_keys_keyboard_vertical_correction_holo</item>
     </style>
     <style
-        name="SuggestionStripView.LXX"
-        parent="KeyboardView.LXX"
+        name="SuggestionStripView.LXX_Dark"
+        parent="KeyboardView.LXX_Dark"
     >
         <item name="suggestionsCountInStrip">@integer/config_suggestions_count_in_strip</item>
         <item name="centerSuggestionPercentile">@fraction/config_center_suggestion_percentile</item>
         <item name="maxMoreSuggestionsRow">@integer/config_max_more_suggestions_row</item>
         <item name="minMoreSuggestionsWidth">@fraction/config_min_more_suggestions_width</item>
-        <item name="android:background">@color/suggestions_strip_background_lxx</item>
+        <item name="android:background">@color/suggestions_strip_background_lxx_dark</item>
         <item name="suggestionStripOptions">autoCorrectBold|validTypedWordBold</item>
-        <item name="colorValidTypedWord">@color/typed_word_color_lxx</item>
-        <item name="colorTypedWord">@color/typed_word_color_lxx</item>
-        <item name="colorAutoCorrect">@color/highlight_color_lxx</item>
-        <item name="colorSuggested">@color/suggested_word_color_lxx</item>
+        <item name="colorValidTypedWord">@color/typed_word_color_lxx_dark</item>
+        <item name="colorTypedWord">@color/typed_word_color_lxx_dark</item>
+        <item name="colorAutoCorrect">@color/highlight_color_lxx_dark</item>
+        <item name="colorSuggested">@color/suggested_word_color_lxx_dark</item>
         <item name="alphaObsoleted">70%</item>
     </style>
     <style
-        name="SuggestionWord.LXX"
+        name="SuggestionWord.LXX_Dark"
         parent="SuggestionWord"
     >
-        <item name="android:background">@drawable/btn_suggestion_lxx</item>
-        <item name="android:textColor">@color/highlight_color_lxx</item>
+        <item name="android:background">@drawable/btn_suggestion_lxx_dark</item>
+        <item name="android:textColor">@color/highlight_color_lxx_dark</item>
     </style>
 </resources>