The Western American Paining takes place in 1950s and it is known as the Post-Painterly Abstraction. The term, Post-Painterly Abstraction becomes popular. The prominent art viewer Green Greenberg provided an appropriate title for an art exposition in the year, 1964. The related painters utilized the physical openness of design in consistency with the un-modulated colors. The Post-Painterly Abstraction accesses the high-edge color field paining figments of the abstract Art. These works often savor with the Hard Edge paintings, brought sharp contours, stressed the flat colors. These artistic paintings became focused in Abstract Expressionism. It leads the art viewers of the 50s and 60s that made it well-liked.