app/src/main/res/drawable-nodpi/image_background_shape.xml
<?xml version="1.0" encoding="utf-8"?>
<!-- image_background from your XD file. -->
<shape xmlns:android="http://schemas.android.com/apk/res/android"
android:shape="rectangle" >
<corners android:radius="75dp" />
<solid android:color="@color/_bg__authentication_screen_ek2_color" />
</shape>