m3_tabs_ripple_color.xml

<?xml version="1.0" encoding="utf-8"?>
<!--
  Copyright 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

      https://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">

  <!-- Selected -->

  <!-- Uses the primary state layer since tapping a selected tab keeps it
       selected. -->
  <item android:alpha="@dimen/m3_ripple_pressed_alpha"
      android:color="?attr/colorPrimary"
      android:state_pressed="true" android:state_selected="true"/>
  <item android:alpha="@dimen/m3_ripple_focused_alpha"
      android:color="?attr/colorPrimary"
      android:state_focused="true" android:state_selected="true"/>
  <item android:alpha="@dimen/m3_ripple_hovered_alpha"
      android:color="?attr/colorPrimary"
      android:state_hovered="true" android:state_selected="true"/>
  <item android:alpha="@dimen/m3_ripple_default_alpha"
      android:color="?attr/colorPrimary"
      android:state_selected="true"/>

  <!-- Not selected -->

  <!-- Uses the primary state layer since tapping an non-selected tab will
       select it. -->
  <item android:alpha="@dimen/m3_ripple_selectable_pressed_alpha"
      android:color="?attr/colorPrimary"
      android:state_pressed="true"/>
  <item android:alpha="@dimen/m3_ripple_focused_alpha"
      android:color="?attr/colorOnSurfaceVariant"
      android:state_focused="true"/>
  <item android:alpha="@dimen/m3_ripple_hovered_alpha"
      android:color="?attr/colorOnSurfaceVariant"
      android:state_hovered="true"/>
  <item android:alpha="@dimen/m3_ripple_default_alpha"
      android:color="?attr/colorOnSurfaceVariant"/>

</selector>