Ohne Titel (Gleiche Dreiecke) , by almir mavignier , 1967 , abstract , Op Art style , Orange, Light, Pattern, Textile, Line, Tints and shades
An image of a rainbow with a black background.
 an abstract art piece. It is made up of dots. The dots are arranged in a diagonal pattern. The colors are black, white, yellow, orange, red, maroon, purple, and blue. The lines are outlined in black.