image/drawable-anydpi-v21/ic_adjust_black_24dp.xml

<vector xmlns:android="http://schemas.android.com/apk/res/android"
        android:width="24dp"
        android:height="24dp"
        android:viewportWidth="24.0"
        android:viewportHeight="24.0">
    <path
        android:fillColor="#FF000000"
        android:pathData="M12,2C6.49,2 2,6.49 2,12s4.49,10 10,10 10,-4.49 10,-10S17.51,2 12,2zM12,20c-4.41,0 -8,-3.59 -8,-8s3.59,-8 8,-8 8,3.59 8,8 -3.59,8 -8,8zM15,12c0,1.66 -1.34,3 -3,3s-3,-1.34 -3,-3 1.34,-3 3,-3 3,1.34 3,3z"/>
</vector>