java/com/android/dialer/theme/base/res/values/theme_dialer_dark.xml

<?xml version="1.0" encoding="utf-8"?>
<!--
  ~ Copyright (C) 2018 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
  -->
<resources>
  <!-- Deprecated: ActionBars are clunky and Toolbar (along with Dialer.ThemeBase.NoActionBar)
      should be used in favor-->
  <style name="Dialer.Dark.ThemeBase.ActionBar">
    <!-- These are used to style all actionbars in Dialer. These aren't needed in Dialer.ThemeBase.NoActionBar -->
    <item name="actionBarStyle">@style/DialerActionBarBaseStyle</item>
    <item name="actionBarSize">@dimen/action_bar_height</item>
  </style>

  <style name="Dialer.Dark.ThemeBase.NoActionBar">
    <!-- Copied from Theme.AppCompat.Light.NoActionBar. We can remove this and update the Dialer
        base style once none of our activities depend on ActionBar anymore. -->
    <item name="windowActionBar">false</item>
    <item name="windowNoTitle">true</item>
  </style>

  <!-- Activities and Applications should inherit from one of the themes above. -->
  <style name="Dialer.Dark.ThemeBase">
    <!-- These values should be used to color all backgrounds. -->
    <item name="android:colorBackground">@color/google_grey_900</item>
    <item name="android:colorBackgroundFloating">@color/google_grey_800</item>

    <!-- These values should be used to set text color. -->
    <!-- swap text colors. -->
    <item name="android:textColorPrimary">@color/dialer_dark_primary_text_color</item>
    <item name="android:textColorSecondary">@color/dialer_dark_secondary_text_color</item>
    <item name="android:textColorPrimaryInverse">@color/dialer_primary_text_color</item>
    <item name="android:textColorSecondaryInverse">@color/dialer_secondary_text_color</item>
    <item name="android:textColorHint">@color/google_grey_600</item>

    <!-- These will be automatically used to color most Appcompat/Material widgets. -->
    <item name="android:colorPrimary">@color/dialer_dark_theme_color</item>
    <item name="colorPrimary">@color/dialer_dark_theme_color</item>
    <item name="android:colorPrimaryDark">@color/dialer_dark_theme_color_dark</item>
    <item name="colorPrimaryDark">@color/dialer_dark_theme_color_dark</item>
    <item name="android:colorAccent">@color/dialer_dark_secondary_color</item>
    <item name="colorAccent">@color/dialer_dark_secondary_color</item>

    <!-- Used to automatically style check/selected checkbox, switches and radio buttons -->
    <item name="colorControlActivated">?android:attr/colorPrimary</item>

    <!-- Dialer specific attributes. -->
    <item name="colorIcon">?android:attr/textColorSecondary</item>
    <item name="colorIconSecondary">?android:attr/textColorSecondary</item>
    <item name="colorTextOnUnthemedDarkBackground">@android:color/white</item>
    <item name="colorIconOnUnthemedDarkBackground">@android:color/white</item>
    <item name="colorPrimary20pct">@color/dialer_dark_theme_color_20pct</item>
  </style>
</resources>