#647b84 - Smokey Blue color

A subdued steel-blue with greenish-teal undertones, this mid-dark grayish-blue reads cool and calm. It feels like weathered slate or a misty coastal tide, offering a sophisticated, restrained presence. Slightly desaturated, it works well as a background or accent in modern interiors, branding, and UI, pairing naturally with warm creams, rich mustard, tan leathers, or copper metallics. The overall impression is stable, serene, and quietly elegant—neither glaringly bold nor overly neutral.

color #647b84

#647b84 color RGB value is 100, 123, 132, and the CMYK value is 0.242, 0.0682, 0.00, 0.482. Alternative names for that color are: smokey blue, gray, slategray, pale sky, manatee, violet, slategrey.

Color Conversion

Name
Values
CSS
RGB(0-255)
100, 123, 132
rgb(100, 123, 132)
CMYK
0.242, 0.0682, 0.00, 0.482
-
sRGB
0.392, 0.482, 0.518
rgb(39.2% 48.2% 51.8%)
Adobe® 98 RGB compatible
0.419, 0.479, 0.512
color(a98-rgb 0.419 0.479 0.512)
HCT
222, 16.3, 50.1
color(--hct 222 11.3% 50.1%)
HSL
197, 13.8, 45.5
hsl(197 13.8% 45.5%)
HSV
197, 24.2, 51.8
color(--hsv 197 24.2% 51.8%)
HWB
197, 39.2, 48.2
hwb(197 39.2% 48.2%)
Lab
50.0, -7.05, -7.85
lab(50 -7.05 -7.85)
P3
0.410, 0.480, 0.513
color(display-p3 0.41 0.48 0.513)
XYZ D50
0.165, 0.184, 0.186
color(xyz-d50 0.165 0.184 0.186)

Shades

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Tints

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Tones

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Color Harmonies

HEX:#647b84
RGB:100 123 132
HSL:196.88deg 13.79% 45.49%
HEX:#846d64
RGB:132 109 100
HSL:16.87deg 13.79% 45.49%

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