This is a flower-shaped 12-hue color wheel, with squares of opposite color next to each petal, a split of a cool and warm version of the similar hue. Warm hues are on the right: cool and warm red, orange and mid-yellow, cool lemon yellow and lime colors. The are followed by the cool colors on the left: warm and cool green, cyan and royal blue, violet and purple. Hue is an attribute of color, an art design element. The six petals illustrate harmony, an art design principle.