Columbia Blue (#B9D9EB) and Drab dark brown (#4A412A) appear together across 6 master palettes in our corpus, most prominently in the work of Angelo Inganni, Mario Tozzi, and August Ahlborn and the Romanticism tradition. Painters typically deployed columbia blue at an average of 13% of the canvas, with drab dark brown at 7%. Third colors most often completing the combination include Baby blue eyes (#A1CAF1), Eerie black (#1B1B1B), and Black olive (#3B3C36).