Charcoal Grey — Charcoal Grey has the deep, smoky tone of charcoal, giving it its name. It belongs to the Gray family: a dark, nearly neutral tone with hex code #3C4142 and RGB values of 60, 65, 66. Its dominant channel values give it a cool undertone that reads as nearly neutral rather than flat. Charcoal Grey pairs well with deep charcoal or black for contrast and works nicely in interior accent walls. Nearest neighbors: slate.