#000 #ffffff #80ffffff #8c000000 #4f212121 #808080 #CC5833 #FF6E40 #fff #000 #FF6E40 #fff #000 1dp 1dp 10dp 30dp 100dp 40dp 3dp 20dp 64dp 72dp 10dp 10sp 16dp 30dp 8dp 50dp 13sp 2dp 1500 Both input and output Uri must be specified Edit Photo Original Crop Therefore, override color resource (ucrop_color_toolbar_widget) in your app to make it work on pre-L devices