Bone (#E3DAC9) and Yale Blue (#00356B) appear together across 6 master palettes in our corpus, most prominently in the work of Cyril Power, Jock Macdonald, and Marianne Stokes and the Modernism tradition. Painters typically deployed bone at an average of 19% of the canvas, with yale blue at 7%. Third colors most often completing the combination include Silver chalice (#ACACAC), Purple navy (#4E5180), and Khaki (#C3B091).