Bone (#E3DAC9) and Zircon gray (#807473) appear together across 6 master palettes in our corpus, most prominently in the work of Vaszary János, Pau NGFollow Louis-Joseph Mondhare, and Julian Ashton and the bird-and-flower painting tradition. Painters typically deployed bone at an average of 30% of the canvas, with zircon gray at 13%. Third colors most often completing the combination include Khaki (#C3B091), Raisin black (#242124), and Quick Silver (#A6A6A6).