Jet (#343434) and Shadow (#8A795D) appear together across 6 master palettes in our corpus, most prominently in the work of Sebastiano del Piombo, Konstantin Cretius, and Oskar Schlemmer and the High Renaissance tradition. Painters typically deployed jet at an average of 22% of the canvas, with shadow at 22%. Third colors most often completing the combination include Khaki (#C3B091), Umber (#635147), and Coffee (#6F4E37).