#666c7e - Nostalgic color

Muted slate-blue with cool steel undertones, this dusky mid-tone balances blue-gray and a hint of indigo. It feels calm, restrained, and slightly maritime, suggesting foggy mornings or weathered metal. Versatile for modern interiors, it pairs well with warm woods and soft neutrals, adding depth without dominating. In graphics, it conveys professionalism and quiet confidence, suitable for backgrounds, UI elements, and minimalist branding that favors subtle sophistication over bright contrast. It works well in fashion and textiles, lending a refined, urban edge.

color #666c7e

#666c7e color RGB value is 102, 108, 126, and the CMYK value is 0.190, 0.143, 0.00, 0.506. Alternative names for that color are: nostalgic, gray, slategray, storm gray, eggplant, violet, slategrey.

Color Conversion

Name
Values
CSS
RGB(0-255)
102, 108, 126
rgb(102, 108, 126)
CMYK
0.190, 0.143, 0.00, 0.506
-
sRGB
0.400, 0.424, 0.494
rgb(40% 42.4% 49.4%)
Adobe® 98 RGB compatible
0.406, 0.422, 0.488
color(a98-rgb 0.406 0.422 0.488)
HCT
268, 14.8, 45.7
color(--hct 268 10.2% 45.7%)
HSL
225, 10.5, 44.7
hsl(225 10.5% 44.7%)
HSV
225, 19.0, 49.4
color(--hsv 225 19% 49.4%)
HWB
225, 40.0, 50.6
hwb(225 40% 50.6%)
Lab
45.6, 0.721, -10.9
lab(45.6 0.721 -10.9)
P3
0.404, 0.423, 0.488
color(display-p3 0.404 0.423 0.488)
XYZ D50
0.146, 0.150, 0.165
color(xyz-d50 0.146 0.15 0.165)

Shades

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Tints

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Tones

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Color Harmonies

HEX:#666c7e
RGB:102 108 126
HSL:225deg 10.53% 44.71%
HEX:#7e7866
RGB:126 120 102
HSL:45deg 10.53% 44.71%

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