#343837 - Charcoal color

A dense, shadowy charcoal with a subtle cool green-blue undertone, this color reads as sophisticated and quietly modern. It feels tactile and substantial, evoking slate, wet stone, and brushed metal in low light. It grounds a palette without dominating, pairing beautifully with warm wood, brass accents, and crisp white for contrast. Ideal for interiors, industrial design, or typography, it conveys restraint, durability, and a calm, urban elegance while remaining versatile across textures and finishes.

#343837 color RGB value is 52, 56, 55, and the CMYK value is 0.0714, 0.00, 0.0179, 0.780. Alternative names for that color are: charcoal, black, darkslategray, tuatara, outer space, green, darkslategrey.

Open Color Palette Builder Open Color Wheel

Color Conversion

Name	Values	CSS
RGB(0-255)	52, 56, 55	rgb(52, 56, 55)
CMYK	0.0714, 0.00, 0.0179, 0.780	-
sRGB	0.204, 0.220, 0.216	rgb(20.4%, 22%, 21.6%)
Adobe® 98 RGB compatible	0.220, 0.230, 0.227	color(a98-rgb, 0.22, 0.23, 0.227)
HCT	187, 4.23, 23.1	color(--hct, 187, 2.92%, 23.1%)
HSL	165, 3.70, 21.2	hsl(165, 3.7%, 21.2%)
HSV	165, 7.14, 22.0	color(--hsv, 165, 7.14%, 22%)
HWB	165, 20.4, 78.0	hwb(165, 20.4%, 78%)
Lab	23.1, -1.95, 0.00555	lab(23.1%, -1.95, 0.006)
P3	0.207, 0.219, 0.216	color(display-p3, 0.207, 0.219, 0.216)
XYZ D50	0.0357, 0.0383, 0.0316	color(xyz-d50, 0.036, 0.038, 0.032)