palette

A thin board on which a painter lays and mixes colours.
A set of colours available to be used (or mixed).
The range of colors in a given work or item or body of work.
The range of tones or tone colors in a given musical composition or performance.
A set of makeup including a variety of colors, often packaged together in a tray.
A visual selection of colours, tools, commands, etc.
(historical) A plate of armour covering the points of junction at the bend of the shoulders and elbows.
A plate against which a person presses their chest to give force to a hand-operated drill.
(figuratively, uncommon) Any set or group of limited choices, options, or tasks from all ones that are currently available.