Colored line work, or color holds, can be used for a variety of effects. They can highlight an area, make it blend more with the coloring, or make a background element face away to leave the foreground in the spotlight. Colored line art can make an image look much softer by not having harsh black lines in it. This is a very easy technique to use to really add punch to an illustration.
In order to follow the steps in this section, you will need line art done on a transparent layer, as shown in the following screenshot:
The preceding image is an ink drawing scanned from paper, with the white taken out automatically using Clip Studio Paint. You can do this with a scanned image by opening it in Clip Studio Paint. If needed, adjust the brightness and contrast to make the ink lines stand out sharply from the paper color. This will also make the conversion...