#b31b1b - Carnelian color

A rich, vivid crimson — deep, warm red with strong saturation and slightly muted darkness that gives it a dramatic, almost blood-red quality. It reads as bold and passionate, conveying urgency, strength, and warmth while retaining a sophisticated, vintage edge. Ideal for commanding accents, branding that needs intensity, or luxurious touches when paired with muted neutrals and metallics. Its intensity demands balance, working best against creams, charcoals, or warm golds to avoid overpowering a palette.

#b31b1b color RGB value is 179, 27, 27, and the CMYK value is 0.00, 0.849, 0.849, 0.298. Alternative names for that color are: carnelian, brown, firebrick, thunderbird, mahogany, red.

Open Color Palette Builder Open Color Wheel

Color Conversion

Name	Values	CSS
RGB(0-255)	179, 27, 27	rgb(179, 27, 27)
CMYK	0.00, 0.849, 0.849, 0.298	-
sRGB	0.702, 0.106, 0.106	rgb(70.2%, 10.6%, 10.6%)
Adobe® 98 RGB compatible	0.600, 0.128, 0.128	color(a98-rgb, 0.6, 0.128, 0.128)
HCT	24.8, 81.2, 38.6	color(--hct, 24.8, 56%, 38.6%)
HSL	0.00, 73.8, 40.4	hsl(0, 73.8%, 40.4%)
HSV	0.00, 84.9, 70.2	color(--hsv, 0, 84.9%, 70.2%)
HWB	0.00, 10.6, 29.8	hwb(0, 10.6%, 29.8%)
Lab	39.4, 58.4, 42.7	lab(39.4%, 58.4, 42.7)
P3	0.644, 0.174, 0.145	color(display-p3, 0.644, 0.174, 0.145)
XYZ D50	0.202, 0.109, 0.0152	color(xyz-d50, 0.202, 0.109, 0.015)