Dark electric blue (#536878) and Orange-red (#FF681F) appear together across 1 master palette in our corpus, most prominently in the work of Federico Zandomeneghi and the Impressionism tradition. Painters typically deployed dark electric blue at an average of 18% of the canvas, with orange-red at 10%. Third colors most often completing the combination include Glaucous (#6082B6), Rosso corsa (#D40000), and Carrot orange (#ED9121).