Sun Corner , by helen frankenthaler , 1968 , abstract , Color Field Painting style
An abstract painting with blue, red, green, and yellow colors.
 an abstract painting. It is composed of blue, red, green, and yellow colors. The background is white. The blue part is on the left side, the red part is in the middle, and the green part is at the bottom. The yellow part is to the right of the blue part. The lines on the white part are drawn with a crayon.