Final answer:
Rothko and Albers both based their paintings on shape and color, without details. They emphasized geometric forms and used unconventional colors to create their abstract artworks.
Step-by-step explanation:
Rothko and Albers both based their paintings on shape and color, without details. They moved their painting from realism to be more abstract by emphasizing geometric forms and using unconventional colors. Rothko, for example, painted large blocks of contrasting and complementary colors on large-scale canvases, while Albers painted hard-edged squares without brush strokes to explore the interaction of colors.