Cool grey (#8C92AC) and Shadow (#8A795D) appear together across 6 master palettes in our corpus, most prominently in the work of Sonia Delaunay, Jacek Malczewski, and Augustus John and the Symbolism tradition. Painters typically deployed cool grey at an average of 17% of the canvas, with shadow at 10%. Third colors most often completing the combination include Khaki (#C3B091), Raisin black (#242124), and Bone (#E3DAC9).