Protractor Variation IX , by frank stella , 1968 , abstract , Color Field Painting style , from the series Protractor
An abstract painting with blue, orange, green, and grey shapes.
An abstract design is shown. The design is composed of different shades of blue. On the left side, there is a tan color that is separated by a thin orange line. On top of the tan color is a green color. The right side of the design is dark gray.