Saddle brown (#8B4513) and Smoky black (#100C08) appear together across 6 master palettes in our corpus, most prominently in the work of Frank Cadogan Cowper, Rosso Fiorentino, and Archibald Motley and the Romanticism tradition. Painters typically deployed saddle brown at an average of 26% of the canvas, with smoky black at 10%. Third colors most often completing the combination include Zinnwaldite brown (#2C1608), Seal brown (#59260B), and Bistre (#3D2B1F).