#646763 - Black Locust color

This subdued, smoky gray carries cool blue-green undertones that read as an urban slate with a whisper of moss. It feels sophisticated and grounded, evoking fogged streets, weathered metal, and the underside of evergreens. Slightly muted rather than stark, it offers depth without heaviness, making spaces feel calm and collected. It pairs beautifully with warm wood, aged brass, and crisp whites, serving as a versatile neutral that bridges modern minimalism and cozy rustic palettes.

color #646763

#646763 color RGB value is 100, 103, 99, and the CMYK value is 0.0291, 0.00, 0.0388, 0.596. Alternative names for that color are: black locust, gray, dimgray, ironside gray, outer space, green.

Color Conversion

Name
Values
CSS
RGB(0-255)
100, 103, 99
rgb(100, 103, 99)
CMYK
0.0291, 0.00, 0.0388, 0.596
-
sRGB
0.392, 0.404, 0.388
rgb(39.2% 40.4% 38.8%)
Adobe® 98 RGB compatible
0.395, 0.403, 0.389
color(a98-rgb 0.395 0.403 0.389)
HCT
157, 4.22, 43.2
color(--hct 157 2.91% 43.2%)
HSL
105, 1.98, 39.6
hsl(105 1.98% 39.6%)
HSV
105, 3.88, 40.4
color(--hsv 105 3.88% 40.4%)
HWB
105, 38.8, 59.6
hwb(105 38.8% 59.6%)
Lab
43.2, -1.83, 1.84
lab(43.2 -1.83 1.84)
P3
0.394, 0.404, 0.389
color(display-p3 0.394 0.404 0.389)
XYZ D50
0.126, 0.133, 0.104
color(xyz-d50 0.126 0.133 0.104)

Shades

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Tints

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Tones

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Color Harmonies

HEX:#646763
RGB:100 103 99
HSL:105deg 1.98% 39.61%
HEX:#666367
RGB:102 99 103
HSL:285deg 1.98% 39.61%

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