Contrastes chromatiques , by gregorio vardanega , 1975 , abstract , Op Art style , Line, Pattern, Rectangle
A picture of a television screen with a black frame.
A black picture frame with a black border is holding a colorful screen. On the screen there are many lines of different colors. The first line is green, the second line is blue, the third line is red, the fourth line is pink, the fifth line is light green, and the last line is dark blue. 