<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:id="@+id/background"
    android:orientation="vertical"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:gravity="center">

    <ImageView
        android:id="@+id/imageView"
        android:src="@drawable/ic_class_black_24dp"
        android:tint="@color/mdu_grey_700"
        android:layout_width="72dp"
        android:layout_height="72dp" />

    <TextView
        android:id="@+id/textView"
        android:text="Some really random but interesting placeholder text"
        android:textSize="20sp"
        android:textColor="@color/mdu_text_black_secondary"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:gravity="center"
        android:padding="@dimen/mdu_padding_normal"/>

</LinearLayout>

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:id="@+id/background"
    android:orientation="vertical"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:gravity="center">

    <ImageView
        android:id="@+id/imageView"
        android:src="@drawable/ic_class_black_24dp"
        android:layout_width="72dp"
        android:layout_height="72dp" />

    <TextView
        android:id="@+id/textView"
        android:text="Some really random but interesting placeholder text"
        android:textSize="20sp"
        android:textColor="@color/mdu_text_black_secondary"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:gravity="center"
        android:padding="@dimen/mdu_padding_normal"/>

</LinearLayout>

Remove the android:tint attribute in XML to make sure drawables get tinted programmatically
Remove the android:tint attribute in XML to make sure drawables get tinted programmatically
