Color terminology
Hue
A hue is any color on the color wheel. Variations on this hue are created by establishing a shade, tint, or tone.
Saturation
Saturation is the intensity or purity of a color.
Luminance
Luminance is the amount of brightness, or light, in a color.
Shade
A shade is created by incorporating black to a base hue, which darkens the color.
Tint
A tint is created by adding white to a base hue, which lightens the color.
Tone
A tone is created by combining black or white (gray) with a base hue. Tones are subtle variations of the original color.