Air superiority blue (#72A0C1) and Bone (#E3DAC9) appear together across 6 master palettes in our corpus, most prominently in the work of Utagawa Kunisada, Edward Henry Potthast, and Rubens Santoro and the Edo period (1603–1867) tradition. Painters typically deployed air superiority blue at an average of 25% of the canvas, with bone at 10%. Third colors most often completing the combination include Jet (#343434), Zinc gray (#655B55), and Khaki (#C3B091).