Bistre (#3D2B1F) and Light blue (#ADD8E6) appear together across 5 master palettes in our corpus, most prominently in the work of Canaletto, Heinrich Reinhold, and Viviano Codazzi and the Baroque tradition. Painters typically deployed bistre at an average of 14% of the canvas, with light blue at 10%. Third colors most often completing the combination include Coffee (#6F4E37), Platinum (#E5E4E2), and Khaki (#C3B091).