Dark lava (#483C32) and Sonic silver (#757575) appear together across 6 master palettes in our corpus, most prominently in the work of Donato Creti, Salvador Dali, and Christian Ezdorf and the Neoclassicism tradition. Painters typically deployed dark lava at an average of 21% of the canvas, with sonic silver at 12%. Third colors most often completing the combination include Raisin black (#242124), Shadow (#8A795D), and Khaki (#C3B091).