IPA: /ˈkʌlərəbl/
KK: /ˈkʌlərəbl/
Able to be colored or painted in different shades or hues.
The artist chose a colorable canvas for her new painting project.
Colorable → It is formed from "color" (from Latin "color", meaning hue or appearance) and "-able" (meaning capable of). The word "colorable" means capable of being colored or having color.
Think of something that is 'capable of having hue' — 'color' refers to hue, and '-able' means capable.