Sechs systematische Farbreihen mit blaugrünen und violetten Akzenten , by richard paul lohse , 1967 , abstract , Concretism style , Pattern, Rectangle, Colorfulness, Line, Plaid, Square
An image of a colorful checkered pattern of squares.
 a square made up of different colored squares. The squares are arranged in a grid pattern. The colors are green, orange, yellow, red, purple, blue, and black. The image has a white border around it.