#373b40 - Crypt color

A deep, smoky charcoal with a cool blue undertone, this near-graphite shade reads as sophisticated and restrained. It carries subtle steel and slate qualities, appearing almost navy in dim light yet unmistakably gray. The color evokes industrial minimalism, quiet modernity, and evening skies; it grounds interiors, interfaces, and textiles without overpowering. It pairs beautifully with warm woods and brass for contrast or with soft neutrals and pale pastels to highlight luminosity. Practical and elegant, it lends a calm, professional atmosphere.

color #373b40

#373b40 color RGB value is 55, 59, 64, and the CMYK value is 0.141, 0.0781, 0.00, 0.749. Alternative names for that color are: crypt, black, darkslategray, outer space, indigo, darkslategrey.

Color Conversion

Name
Values
CSS
RGB(0-255)
55, 59, 64
rgb(55, 59, 64)
CMYK
0.141, 0.0781, 0.00, 0.749
-
sRGB
0.216, 0.231, 0.251
rgb(21.6% 23.1% 25.1%)
Adobe® 98 RGB compatible
0.231, 0.241, 0.258
color(a98-rgb 0.231 0.241 0.258)
HCT
248, 6.59, 24.7
color(--hct 248 4.54% 24.7%)
HSL
213, 7.56, 23.3
hsl(213 7.56% 23.3%)
HSV
213, 14.1, 25.1
color(--hsv 213 14.1% 25.1%)
HWB
213, 21.6, 74.9
hwb(213 21.6% 74.9%)
Lab
24.6, -0.832, -3.71
lab(24.6 -0.832 -3.71)
P3
0.219, 0.231, 0.249
color(display-p3 0.219 0.231 0.249)
XYZ D50
0.0408, 0.0430, 0.0414
color(xyz-d50 0.041 0.043 0.041)

Shades

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Tints

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Tones

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Color Harmonies

HEX:#373b40
RGB:55 59 64
HSL:213.33deg 7.56% 23.33%
HEX:#403c37
RGB:64 60 55
HSL:33.33deg 7.56% 23.33%

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