Color is used to create a mood, express certain feelings, create patterns, and give a sense of movement or balance in a composition.Hue refers to the name of a color on the colors wheel.Value means the amount of lightness or darkness a color possesses.Colors are divided into primary, secondary, and tertiary.Primary colors are red, yellow, and blue.Mixing two primary colors in equal amounts will produce what is known as a secondary color.The secondary colors are orange, green, and violet.Mixing varying amount of a primary and a secondary color produce tertiary colors.