Mark Rothko used a complementary color scheme! A complementary color scheme is a scheme that uses colors that are across from each other on the color wheel. As you can see in the photo I've attached, blue and orange are complementary colors, making this scheme complementary as well.
Explanation: A heading allows readers to utilize info from the text to anticipate what will happen in the story, readers envision what will come next in the text, based on their prior knowledge