google-material-design-icons/android/image/contrast/materialiconsround/black/res/drawable/round_contrast_24.xml

<vector xmlns:android="http://schemas.android.com/apk/res/android"
    android:width="24dp"
    android:height="24dp"
    android:viewportWidth="24"
    android:viewportHeight="24"
    android:tint="?attr/colorControlNormal">
  <path
      android:fillColor="@android:color/white"
      android:pathData="M12,22c5.52,0 10,-4.48 10,-10S17.52,2 12,2S2,6.48 2,12S6.48,22 12,22zM13,4.07c3.94,0.49 7,3.85 7,7.93s-3.05,7.44 -7,7.93V4.07z"/>
</vector>