Ebony (#555D50) and Liver chestnut (#987456) appear together across 6 master palettes in our corpus, most prominently in the work of Xavier Martinez, Lajos Tihanyi, and Jean-François Bosio and the Tonalism tradition. Painters typically deployed ebony at an average of 22% of the canvas, with liver chestnut at 11%. Third colors most often completing the combination include Khaki (#C3B091), Coffee (#6F4E37), and Black olive (#3B3C36).