Cool Stone Coal

#b4b8bb

Notes

Cool Stone Coal (#B4B8BB) is a pale neutral with a mono character. It's a grayscale value, at home in typography, dividers, and the structural layer beneath stronger colors. Its HSL profile (206°, 5%, 72%) places it in the muted band at a light lightness. It works as a soft page background, card surface, or low-key divider. Avoid it for body text against white. Pair it with almost any saturated accent. It's built to sit underneath or behind stronger colors without fighting them.

HEX

#b4b8bb

RGB

rgb(180, 184, 187)

HSL

hsl(206, 5%, 72%)