Heliotrope gray (#AA98A9) and Raisin black (#242124) appear together across 6 master palettes in our corpus, most prominently in the work of Hendrick Cornelisz Vroom, Jose Maria Velasco, and Christian Albrecht Jensen and the Realism tradition. Painters typically deployed heliotrope gray at an average of 19% of the canvas, with raisin black at 12%. Third colors most often completing the combination include Light gray (#D3D3D3), Dark lava (#483C32), and Khaki (#C3B091).