Dark brown (#654321) and Smoky black (#100C08) appear together across 6 master palettes in our corpus, most prominently in the work of William H. Johnson, Paulus Moreelse, and John Souch and the Baroque tradition. Painters typically deployed dark brown at an average of 32% of the canvas, with smoky black at 20%. Third colors most often completing the combination include Bistre (#3D2B1F), Zinnwaldite brown (#2C1608), and Olive Drab (#3C341F).