google-material-design-icons/android/action/done/materialiconsround/black/res/drawable/round_done_20.xml

<vector xmlns:android="http://schemas.android.com/apk/res/android"
    android:width="20dp"
    android:height="20dp"
    android:viewportWidth="20"
    android:viewportHeight="20"
    android:tint="?attr/colorControlNormal">
  <path
      android:fillColor="@android:color/white"
      android:pathData="M8.23,11.94L6.29,10c-0.29,-0.29 -0.77,-0.29 -1.06,0l0,0c-0.29,0.29 -0.29,0.77 0,1.06l2.3,2.3c0.39,0.39 1.02,0.39 1.41,0l5.83,-5.83c0.29,-0.29 0.29,-0.77 0,-1.06l0,0c-0.29,-0.29 -0.77,-0.29 -1.06,0L8.23,11.94z"/>
</vector>