1. A thin and usually oval or oblong board or tablet with a thumb hole at one end, used by painters for holding and mixing colors.
2. Any other flat surface used by a painter for this purpose.
3. The set of colors on such a board or surface.
4. The range of colors used by a particular artist.
5. The variety of techniques or range of any art.
EX. I was worried I was the only one who recognized the similar color palettes of Frieza's final form and Mewtwo.