Fill in the Blanks Art Terms for Test 3, part 2Online version terms for color, value and form by Brook Mesenbrink 1 two red orange spaced blue dark depth red black black equally width Midvalue Geometric green red next white light height yellow light opposite yellow White dark Organic illusion three Complementary Colors are two colors that are of each other on the color wheel , such as and . Analogous Colors are three colors that are to each other on the color wheel , such as , and . Triad Colors are three colors that are from each other on the color wheel , such as , and . Value is the range of and used in a piece of art . Grayscale is gradations of and . , , , , . A form is the of a dimensional object that has volume on a dimensional surface . ( x x ) . Two types of forms are and .