#555e64 - Blue Anthracite color

Deep, muted slate-blue with cool gray undertones and a faint greenish cast. It reads as a medium-dark, desaturated steel tone—calm, restrained and slightly weathered. The color conveys modern sophistication and quiet confidence, pairing nicely with warm creams, pale blushes or bright coral accents to create contrast. It works well for user-interface backgrounds, editorial text, stationery, and exterior materials where a subtle, professional presence is desired without stark harshness.

#555e64 color RGB value is 85, 94, 100, and the CMYK value is 0.150, 0.0600, 0.00, 0.608. Alternative names for that color are: blue anthracite, gray, dimgray, shuttle gray, outer space, violet.

Open Color Palette Builder Open Color Wheel

Color Conversion

Name	Values	CSS
RGB(0-255)	85, 94, 100	rgb(85, 94, 100)
CMYK	0.150, 0.0600, 0.00, 0.608	-
sRGB	0.333, 0.369, 0.392	rgb(33.3%, 36.9%, 39.2%)
Adobe® 98 RGB compatible	0.346, 0.369, 0.391	color(a98-rgb, 0.346, 0.369, 0.391)
HCT	233, 9.25, 39.3	color(--hct, 233, 6.38%, 39.3%)
HSL	204, 8.11, 36.3	hsl(204, 8.11%, 36.3%)
HSV	204, 15.0, 39.2	color(--hsv, 204, 15%, 39.2%)
HWB	204, 33.3, 60.8	hwb(204, 33.3%, 60.8%)
Lab	39.3, -2.59, -4.70	lab(39.3%, -2.59, -4.7)
P3	0.340, 0.368, 0.390	color(display-p3, 0.34, 0.368, 0.39)
XYZ D50	0.101, 0.108, 0.103	color(xyz-d50, 0.101, 0.108, 0.103)