"Untitled (Rothko)" is a painting by Mark Rothko, an influential American abstract expressionist artist. Known for his large canvases filled with vibrant colors, Rothko's work often features soft, rectangular blocks of color that evoke emotional responses. This particular piece exemplifies his signature style, focusing on the interplay of color and light. The painting invites viewers to engage with its simplicity and depth, encouraging contemplation and introspection. Rothko believed that art should transcend the visual and connect with the viewer on a spiritual level, making his works, including "Untitled (Rothko)," significant in the realm of modern art.