#6688bb - Smoke Blue color

A soft, muted slate-blue leaning toward periwinkle, this color blends medium sky-blue with subtle gray and lavender undertones. It feels calm and composed, evoking overcast coastal skies or weathered denim. Cool and slightly desaturated, it balances brightness and restraint, making it versatile for backgrounds, branding, or interiors seeking a tranquil, sophisticated mood. The hue reads approachable and modern, pairing well with warm neutrals or crisp whites to create contrast without harshness.

color #6688bb

#6688bb color RGB value is 102, 136, 187, and the CMYK value is 0.455, 0.273, 0.00, 0.267. Alternative names for that color are: smoke blue, gray, steelblue, ship cove, wild blue yonder, violet.

Color Conversion

Name
Values
CSS
RGB(0-255)
102, 136, 187
rgb(102, 136, 187)
CMYK
0.455, 0.273, 0.00, 0.267
-
sRGB
0.400, 0.533, 0.733
rgb(40% 53.3% 73.3%)
Adobe® 98 RGB compatible
0.441, 0.529, 0.721
color(a98-rgb 0.441 0.529 0.721)
HCT
260, 36.1, 56.1
color(--hct 260 24.9% 56.1%)
HSL
216, 38.5, 56.7
hsl(216 38.5% 56.7%)
HSV
216, 45.5, 73.3
color(--hsv 216 45.5% 73.3%)
HWB
216, 40.0, 26.7
hwb(216 40% 26.7%)
Lab
55.7, -1.77, -30.9
lab(55.7 -1.77 -30.9)
P3
0.428, 0.530, 0.717
color(display-p3 0.428 0.53 0.717)
XYZ D50
0.224, 0.236, 0.381
color(xyz-d50 0.224 0.236 0.381)

Shades

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Tints

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Tones

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Color Harmonies

HEX:#6688bb
RGB:102 136 187
HSL:216deg 38.46% 56.67%
HEX:#bb9966
RGB:187 153 102
HSL:36deg 38.46% 56.67%

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