Dark sea green (#8FBC8F) and Gunmetal (#2a3439) appear together across 6 master palettes in our corpus, most prominently in the work of Vaszary János, and Ilya Repin and the Realism tradition. Painters typically deployed dark sea green at an average of 7% of the canvas, with gunmetal at 5%. Third colors most often completing the combination include Xanadu (#738678), Platinum (#E5E4E2), and Gainsboro (#DCDCDC).