#3b3f40 - Tamahagane color

A deep, muted slate tone that reads as charcoal with a subtle blue-green undertone. It feels cool and restrained, evoking polished stone, weathered metal, and foggy coastal rock. The color reads sophisticated and grounding—ideal for minimalist interiors, industrial accents, and corporate branding that seeks quiet confidence. Paired with warm woods, brass, or soft creams it balances austerity with warmth; against bright accents it provides dramatic contrast. Its low saturation lends timeless elegance and calming stability without feeling heavy or overtly somber.

color #3b3f40

#3b3f40 color RGB value is 59, 63, 64, and the CMYK value is 0.0781, 0.0156, 0.00, 0.749. Alternative names for that color are: tamahagane, black, darkslategray, cape cod, outer space, green, darkslategrey.

Color Conversion

Name
Values
CSS
RGB(0-255)
59, 63, 64
rgb(59, 63, 64)
CMYK
0.0781, 0.0156, 0.00, 0.749
-
sRGB
0.231, 0.247, 0.251
rgb(23.1%, 24.7%, 25.1%)
Adobe® 98 RGB compatible
0.245, 0.255, 0.259
color(a98-rgb, 0.245, 0.255, 0.259)
HCT
213, 4.53, 26.3
color(--hct, 213, 3.12%, 26.3%)
HSL
192, 4.07, 24.1
hsl(192, 4.07%, 24.1%)
HSV
192, 7.81, 25.1
color(--hsv, 192, 7.81%, 25.1%)
HWB
192, 23.1, 74.9
hwb(192, 23.1%, 74.9%)
Lab
26.3, -1.56, -1.23
lab(26.3%, -1.56, -1.23)
P3
0.234, 0.247, 0.250
color(display-p3, 0.234, 0.247, 0.25)
XYZ D50
0.0456, 0.0485, 0.0420
color(xyz-d50, 0.046, 0.048, 0.042)

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Color Harmonies(lch)

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