Untitled (yellow) , by marc vaux , 1969 , abstract , Post-Painterly Abstraction style , Orange
A red and white rectangle on a yellow background.
A bright yellow square with a red and white rectangle in the middle. The rectangle is the same color as the sun. The red rectangle is on the left side of the white rectangle. The white rectangle is in the center of the yellow square. The yellow square has a white border around it.