When Two Colors Meet: Ellsworth Kelly at MoMA » Ellsworth Kelly, Chatham XI: Blue Yellow 1971. Oil on canvas, two joined panels. 90 inches x 77 inches. Albright-Knox Art Gallery, Buffalo. Gift of Seymour H. Knox, Jr. © Ellsworth Kelly. Photo credit: Albright-Knox Art Gallery / Art Resource, N.Y.

Ellsworth Kelly, Chatham XI: Blue Yellow 1971. Oil on canvas, two joined panels. 90 inches x 77 inches. Albright-Knox Art Gallery, Buffalo. Gift of Seymour H. Knox, Jr. © Ellsworth Kelly. Photo credit: Albright-Knox Art Gallery / Art Resource, N.Y.

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Ellsworth Kelly, Chatham XI: Blue Yellow 1971. Oil on canvas, two joined panels. 90 inches x 77 inches. Albright-Knox Art Gallery, Buffalo. Gift of Seymour H. Knox, Jr. © Ellsworth Kelly. Photo credit: Albright-Knox Art Gallery / Art Resource, N.Y.