Bone (#E3DAC9) and English red (#AB4B52) appear together across 6 master palettes in our corpus, most prominently in the work of Koloman Moser, Roger de La Fresnaye, and Josef Kriehuber and the Art Nouveau tradition. Painters typically deployed bone at an average of 26% of the canvas, with english red at 7%. Third colors most often completing the combination include Khaki (#C3B091), Xumo (#413639), and Dark liver (#543D37).