Nickel (#727472) and Raisin black (#242124) appear together across 6 master palettes in our corpus, most prominently in the work of Isaac Ouwater, Josef Kinzel, and Cándido López and the Neoclassicism tradition. Painters typically deployed nickel at an average of 26% of the canvas, with raisin black at 14%. Third colors most often completing the combination include Dark lava (#483C32), Khaki (#C3B091), and Davy's grey (#555555).