<?xml version="1.0" encoding="utf-8"?>
<selector xmlns:android="http://schemas.android.com/apk/res/android">
    <!-- Difference to Material Components: alpha is 0.3 instead of 0.08 -->
    <item android:alpha="0.3" android:color="?attr/colorPrimary" android:state_checked="true"/>
    <item android:color="@android:color/transparent" android:state_checked="false"/>
</selector>