Weighty Brook in the Aging

#666c7a RGB(102,108,122)

About this color

Weighty Brook in the Aging carries its coordinates at #666c7a: a medium-dark blue with muted saturation.

#666c7aRGB(102, 108, 122)

HSL 222° · 9% saturation · 44% lightness

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Psychology

Mid blue dominates corporate and tech branding precisely because it reads as dependable without being cold.

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History

In Japanese aesthetics, blue — particularly indigo — has been a central colour for centuries: the slow-dyed textiles of Tokushima remain prized for their depth and permanence.

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Design use

Practically, this medium-dark blue is comfortable as brand accents, data visualisation series, and illustrative elements. Its middle lightness gives it presence on both white and dark backgrounds.

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Colour pairings

For palette building, this blue pairs naturally with warm neutrals — tawny beiges, soft terracottas, aged brass — which amplify its cool character by contrast. Analogous blue-violets and blue-greens give a more cohesive, tonal result.

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Color formats

Name
Weighty Brook in the Aging
HEX
#666c7a
RGB
rgb(102,108,122)
RGB%
rgb(40%,42.4%,47.8%)
HSL
hsl(222,9%,44%)
HSV
hsv(222,16%,48%)
CMYK
cmyk(16,11,0,52)
LAB
lab(46,1,-9)
LCH
lch(46,9,276)
sRGB
(0.4,0.424,0.478)
HEX8
#666c7aff
CSS Name
Decimal
102108122

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Color variants

Color info

Lightness
44%
Saturation
9%
Hue
222°
Chroma
9
Temperature
WarmCool
Contrast Preview
The quick brown fox jumps over the lazy dog

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