In the early 1950s, Frankenthaler became known for her groundbreaking technique of staining raw canvas with diluted paint, rather than applying it with traditional brushes. This approach, first seen in her landmark painting Mountains and Sea (1952), shifted the focus of abstract painting from rigid structures to spontaneous, flowing color fields that appeared to merge with the canvas itself. Her work was a major influence on the development of Color Field painting and had a lasting impact on both the American Abstract Expressionist movement and later generations of artists.
Throughout her career, Frankenthaler experimented with a wide variety of media, including printmaking, woodcuts, and later, large-scale works on paper. She was widely recognized for her ability to evoke emotion and depth through color and space, and her work was featured in numerous exhibitions at prestigious museums around the world. Frankenthaler was also one of the few women to achieve prominence in the male-dominated New York art scene of the 1950s and 1960s.
Her work can be found in major collections, including the Museum of Modern Art in New York, the Whitney Museum of American Art, and the Tate Modern in London. Frankenthaler received many accolades during her lifetime, including the National Medal of Arts in 2001. Her influence continues to be felt in contemporary art, with many artists citing her as a key figure in the evolution of modern painting.