Ebony (#555D50) and English vermillion (#CC474B) appear together across 6 master palettes in our corpus, most prominently in the work of Piero della Francesca, Janos Mattis-Teutsch, and Louis Anquetin and the Abstract Art tradition. Painters typically deployed ebony at an average of 22% of the canvas, with english vermillion at 7%. Third colors most often completing the combination include Eerie black (#1B1B1B), Metallic Sunburst (#9C7C38), and Windsor tan (#A75502).