Optical Painting , by wen ying tsai , 1964 , abstract , Op Art style , Pattern, Wrapping paper, Line
A blue background with green circles on it.
 of a blue background with a green border. In the middle of the blue background there are rows of small green circles with small red dots in the middle. The green circles have a diamond shape in between them. The red dots are in the center of each row of circles. The blue background is the only color in the image.