app/src/main/res/drawable/davx5.xml

<?xml version="1.0" encoding="utf-8"?>
<adaptive-icon xmlns:android="http://schemas.android.com/apk/res/android">
    <background android:drawable="@color/davx5_background" />
    <foreground android:drawable="@drawable/davx5_foreground" />
</adaptive-icon>