Hoop-La , by jeremy moon , 1965 , abstract , Post-Painterly Abstraction style , Orange, Pattern, Brown, Circle
An orange background with blue circles on it.
An orange square with five blue circles on it. The circle on the right side is round and the one on the left side is smaller than the one in the middle. The blue circles are all the same size and shape as the orange square. The orange square has a white border around it.