#3d475e - Anthracite Blue color

A cool, muted slate-blue with strong charcoal undertones, this color reads as a sophisticated deep steel blue leaning toward navy. It feels calm and composed—evoking dusk skies, storm-tossed seas, and industrial minimalism. Slightly desaturated, it pairs beautifully with warm neutrals, soft creams, brass, or copper accents to create contrast without harshness. Ideal for professional branding, user interfaces, and interiors seeking a modern, stable, and reassuring atmosphere that remains understated rather than overtly dramatic.

#3d475e color RGB value is 61, 71, 94, and the CMYK value is 0.351, 0.245, 0.00, 0.631. Alternative names for that color are: anthracite blue, gray, darkslategray, gun powder, outer space, indigo, darkslategrey.

Open Color Palette Builder Open Color Wheel

Color Conversion

Name	Values	CSS
RGB(0-255)	61, 71, 94	rgb(61, 71, 94)
CMYK	0.351, 0.245, 0.00, 0.631	-
sRGB	0.239, 0.278, 0.369	rgb(23.9%, 27.8%, 36.9%)
Adobe® 98 RGB compatible	0.259, 0.285, 0.366	color(a98-rgb, 0.259, 0.285, 0.366)
HCT	267, 19.5, 30.2	color(--hct, 267, 13.4%, 30.2%)
HSL	222, 21.3, 30.4	hsl(222, 21.3%, 30.4%)
HSV	222, 35.1, 36.9	color(--hsv, 222, 35.1%, 36.9%)
HWB	222, 23.9, 63.1	hwb(222, 23.9%, 63.1%)
Lab	30.0, 0.569, -15.1	lab(30%, 0.569, -15.1)
P3	0.247, 0.277, 0.361	color(display-p3, 0.247, 0.277, 0.361)
XYZ D50	0.0606, 0.0623, 0.0867	color(xyz-d50, 0.061, 0.062, 0.087)