pop-art, comic effect dotted, dots, circles pattern, background geometry is seamlessly repeatable lichtenstein, andy warhol

abstract bits blob circles dapple design diffuse diffusion disperse dispersion dots dpi duotone element fleck freckles geometric geometrical geometry half halftone lichtenstein mosaic motley mottley pattern pixel pixelation pixellation popart red screen screentone shape speckles sporadic spot spotted spread sprinkle stipple stippling tessellation tone vector warhol warhole yellow