#424242 - Black Panther color

A deep, even charcoal gray with a cool-neutral balance. It reads like graphite or worn industrial steel—muted, matte, and uninflected by color bias. It feels solid, restrained, and modern, lending a minimalist, sophisticated mood to interfaces or interiors. It provides strong contrast with whites and pastels while harmonizing with metallics and jewel tones. Use it for grounding backgrounds, typography, or accents when you want understated elegance, calm stability, and a slightly brooding, contemporary atmosphere.

#424242 color RGB value is 66, 66, 66, and the CMYK value is 0.00, 0.00, 0.00, 0.741. Alternative names for that color are: black panther, gray, darkslategray, cape cod, outer space, green, darkslategrey.

Open Color Palette Builder Open Color Wheel

Color Conversion

Name	Values	CSS
RGB(0-255)	66, 66, 66	rgb(66, 66, 66)
CMYK	0.00, 0.00, 0.00, 0.741	-
sRGB	0.259, 0.259, 0.259	rgb(25.9%, 25.9%, 25.9%)
Adobe® 98 RGB compatible	0.266, 0.266, 0.266	color(a98-rgb, 0.266, 0.266, 0.266)
HCT	210, 1.29, 28.0	color(--hct, 210, 0.89%, 28%)
HSL	, 0.00, 25.9	hsl(none, 0%, 25.9%)
HSV	, 0.00, 25.9	color(--hsv, none, 0%, 25.9%)
HWB	, 25.9, 74.1	hwb(none, 25.9%, 74.1%)
Lab	28.0, 2.78e-14, 0.00	lab(28%, 0, 0)
P3	0.259, 0.259, 0.259	color(display-p3, 0.259, 0.259, 0.259)
XYZ D50	0.0525, 0.0545, 0.0450	color(xyz-d50, 0.053, 0.054, 0.045)