<?xml version="1.0" encoding="utf-8"?>
<shape xmlns:android="http://schemas.android.com/apk/res/android"
	android:shape="rectangle" >
	<gradient
		android:angle="270"
		android:endColor="#272D33"
		android:startColor="#020202"
		android:type="linear" />
</shape>
<?xml version="1.0" encoding="utf-8"?>
<shape xmlns:android="http://schemas.android.com/apk/res/android"
	android:shape="rectangle" >
	<gradient
		android:angle="270"
		android:endColor="#272D33"
		android:startColor="#000000"
		android:type="linear" />
</shape>

Fix the dark background drawable
Fix the dark background drawable

Copying OASP drawable.