Khaki (#C3B091) and Russian green (#679267) appear together across 6 master palettes in our corpus, most prominently in the work of Harry Watrous, Vittorio Tessari, and Francis Gruber and the Naturalism tradition. Painters typically deployed khaki at an average of 21% of the canvas, with russian green at 10%. Third colors most often completing the combination include Shadow (#8A795D), Umber (#635147), and Dark lava (#483C32).