#423f3b - November Storms color

This deep, muted charcoal-brown carries cool gray undertones with a subtle olive-green cast, producing a sophisticated, almost slate-like neutral. Low saturation and medium-dark value make it feel restrained and earthy rather than stark, lending warmth without brightness. It reads as elegant and utilitarian—ideal for backgrounds, cabinetry, upholstery, or accent walls—and pairs beautifully with soft creams, warm ochres, muted blushes, olive greens, and metallics like brass or copper for contrast and depth.

color #423f3b

#423f3b color RGB value is 66, 63, 59, and the CMYK value is 0.00, 0.0455, 0.106, 0.741. Alternative names for that color are: november storms, gray, darkslategray, merlin, outer space, green, darkslategrey.

Color Conversion

Name
Values
CSS
RGB(0-255)
66, 63, 59
rgb(66, 63, 59)
CMYK
0.00, 0.0455, 0.106, 0.741
-
sRGB
0.259, 0.247, 0.231
rgb(25.9% 24.7% 23.1%)
Adobe® 98 RGB compatible
0.263, 0.255, 0.242
color(a98-rgb 0.263 0.255 0.242)
HCT
86.2, 2.65, 26.8
color(--hct 86.2 1.82% 26.8%)
HSL
34.3, 5.60, 24.5
hsl(34.3 5.6% 24.5%)
HSV
34.3, 10.6, 25.9
color(--hsv 34.3 10.6% 25.9%)
HWB
34.3, 23.1, 74.1
hwb(34.3 23.1% 74.1%)
Lab
26.9, 0.697, 2.94
lab(26.9 0.697 2.94)
P3
0.257, 0.247, 0.233
color(display-p3 0.257 0.247 0.233)
XYZ D50
0.0492, 0.0504, 0.0368
color(xyz-d50 0.049 0.05 0.037)

Shades

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Tints

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Tones

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Color Harmonies

HEX:#423f3b
RGB:66 63 59
HSL:34.29deg 5.6% 24.51%
HEX:#3b3e42
RGB:59 62 66
HSL:214.29deg 5.6% 24.51%

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