Blue sapphire (#126180) and Khaki (#C3B091) appear together across 6 master palettes in our corpus, most prominently in the work of Thomas Dewing, Jean-Étienne Liotard, and Tsukioka Yoshitoshi and the Tonalism tradition. Painters typically deployed blue sapphire at an average of 21% of the canvas, with khaki at 7%. Third colors most often completing the combination include Middle grey (#8B8680), Shadow (#8A795D), and Tourmaline (#86A1A9).