Do you favor Grisaille Art over traditional colours or even black and white?
Grisaille Art
Grisaille - A style of monochromatic painting in shades of gray, used especially for the representation of relief sculpture, or to simulate one. Achromatic painting. May refer to a gray underpainting, laid for subsequent color glazing. Also, a kind of paint which can be fired onto glass.
Ref. https://www.artlex.com/ArtLex/g/grisaille.html