Coloring (or colouring, see spelling differences) can refer to:
- the color, or the act of changing the color of an object,
- The act of adding color to the pages of a Coloring book
- The act of adding color to comic book pages, where the person's job title is Colorist
- graph coloring, in mathematics.
- hair coloring
- Ring tone, another nickname in Asia
- Food coloring