How to Change the Color of Pens/Brushes and Set Custom Colors Gina January 25, 2018 10:56 Updated You can see the default colors on the right side of the canvas. There are other sets of color swatches available. Please tap on the little gauge to the setting menu. In the setting menu, you can select different brushes and color swatches. Comments 0 comments Please sign in to leave a comment.