Bistre brown (#967117) and Sap green (#507D2A) appear together across 6 master palettes in our corpus, most prominently in the work of Nikolai Ge, and Karl Edvard Diriks and the Realism tradition. Painters typically deployed bistre brown at an average of 3% of the canvas, with sap green at 4%. Third colors most often completing the combination include Olive (#808000), Rifle green (#444C38), and Xander (#44500C).