Bone (#E3DAC9) and Glaucous (#6082B6) appear together across 6 master palettes in our corpus, most prominently in the work of Cyril Power, Arthur Lismer, and Edward Henry Potthast and the Impressionism tradition. Painters typically deployed bone at an average of 23% of the canvas, with glaucous at 6%. Third colors most often completing the combination include Raisin black (#242124), Middle grey (#8B8680), and Khaki (#C3B091).