Modular/Seriell , by richard paul lohse , 1977 , abstract , Concretism style , Colorfulness, Orange, Turquoise, Pattern, Tints and shades, Line
An image of a green, pink, orange, and yellow square pattern.
 a square. It is composed of six squares. The first square is pink. The second square is red. The third square is green. The fourth square is yellow. The fifth square is orange.