#645a4b - Suitable Brown color

A deep, muted taupe-brown with subtle olive and warm gray undertones, this color reads as earthy and slightly smoky. It evokes worn leather, weathered wood, and late-autumn leaves—comforting, grounded, and sophisticated. Low saturation and medium-dark value make it versatile for cozy interiors, vintage accents, or modern-industrial palettes. It pairs beautifully with creamy ivories, soft golds, denim blues, and moss greens, bringing quiet warmth and understated refinement without dominating a scheme.

color #645a4b

#645a4b color RGB value is 100, 90, 75, and the CMYK value is 0.00, 0.100, 0.250, 0.608. Alternative names for that color are: suitable brown, gray, dimgray, soya bean, shadow, green.

Color Conversion

Name
Values
CSS
RGB(0-255)
100, 90, 75
rgb(100, 90, 75)
CMYK
0.00, 0.100, 0.250, 0.608
-
sRGB
0.392, 0.353, 0.294
rgb(39.2% 35.3% 29.4%)
Adobe® 98 RGB compatible
0.382, 0.355, 0.302
color(a98-rgb 0.382 0.355 0.302)
HCT
81.2, 8.79, 38.8
color(--hct 81.2 6.06% 38.8%)
HSL
36.0, 14.3, 34.3
hsl(36 14.3% 34.3%)
HSV
36.0, 25.0, 39.2
color(--hsv 36 25% 39.2%)
HWB
36.0, 29.4, 60.8
hwb(36 29.4% 60.8%)
Lab
38.9, 2.21, 10.3
lab(38.9 2.21 10.3)
P3
0.386, 0.354, 0.301
color(display-p3 0.386 0.354 0.301)
XYZ D50
0.105, 0.106, 0.0619
color(xyz-d50 0.105 0.106 0.062)

Shades

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Tints

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Tones

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Color Harmonies

HEX:#645a4b
RGB:100 90 75
HSL:36deg 14.29% 34.31%
HEX:#4b5564
RGB:75 85 100
HSL:216deg 14.29% 34.31%

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