Color Spotlight: Napthol Scarlet (PR188)
Often called Vermilion (although it is not the traditional/historical Vermilion pigment), PR188 is a smooth, transparent, brilliant red-orange shade. Pigment Stats for PR188 Pigment Description: Naphthol Red Lightfastness: Very Good in most ranges, however Bruce MacEvoy and Kim Crick (my usual go-tos on lightfastness) have some reservations (see What Others Say below). Toxicity: Nontoxic. Cost: … Read more