Drab dark brown (#4A412A) and Powder blue (#B0E0E6) appear together across 6 master palettes in our corpus, most prominently in the work of Johann Ludwig Ernst Morgenstern, James Ward, and Léon Bazile Perrault and the Neoclassicism tradition. Painters typically deployed drab dark brown at an average of 15% of the canvas, with powder blue at 6%. Third colors most often completing the combination include Eerie black (#1B1B1B), Smoky black (#100C08), and Azure (#F0FFFF).