Bone (#E3DAC9) and Quick Silver (#A6A6A6) appear together across 6 master palettes in our corpus, most prominently in the work of Thomas Somerscales, Joan Blaeu, and Limbourg brothers and the Baroque tradition. Painters typically deployed bone at an average of 42% of the canvas, with quick silver at 15%. Third colors most often completing the combination include Khaki (#C3B091), Shadow (#8A795D), and Raisin black (#242124).