Android Studio: Create a Ripple Effect for a Button
<?xml version="1.0" encoding="utf-8"?>
<ripple
xmlns:android="http://schemas.android.com/apk/res/android"
android:color="@color/colorAccent">
<item>
<shape
android:shape="rectangle">
<solid android:color="#4CAF50" />
</shape>
</item>
</ripple>