R, o, y, G, b, v

a color in the spectrum

Red, yellow, blue

orange, green, violet

r-o, y-o, y-g, b-g, b-v, r-v

the lightness of darkness of a color

black, white, gray

a light value made by adding white

a dark value made by adding black

the brightness or dullness of a color

adding a complement to a color dulls the color

a plan for organizing colors 

1 color + white and/or black

colors side-by-side on the color wheel

3 equally spaced colors

a color + the colors beside its' complement

R, O, y

G, B, V

visually disturbing- clashing