Robert Delaunay brought a radical, geometric choreography to early modern abstraction. Moving past the muted tones of traditional Cubism alongside his wife Sonia Delaunay, he co-founded Orphism. He believed that color operated like music, capable of creating rhythm and harmony entirely on its own.

His canvases are rhythmic celebrations of technology and light. He became obsessed with the Eiffel Tower, painting it from fractured viewpoints that mirrored a changing Paris. He later abandoned real objects entirely to build monumental compositions of intersecting, multicolored discs and concentric rings that vibrated with intense visual movement.

His core theory of simultaneous contrasts deeply inspired German Expressionists such as the Blue Rider group. He remains a visionary pioneer who freed color from representation to help build modern abstract art.