Bone (#E3DAC9) and Granite gray (#676767) appear together across 6 master palettes in our corpus, most prominently in the work of Ossip Zadkine, and Stefan Dimitrescu and the bijinga tradition. Painters typically deployed bone at an average of 25% of the canvas, with granite gray at 11%. Third colors most often completing the combination include Khaki (#C3B091), Middle grey (#8B8680), and Eerie black (#1B1B1B).