Old-fashioned Bluff round Balancing

#0017cc RGB(0,23,204)

About this color

Old-fashioned Bluff round Balancing is a intense, medium-dark blue tone, fixed at #0017cc in the RGB color space.

#0017ccRGB(0, 23, 204)

HSL 233° · 100% saturation · 40% 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 Categories

Color formats

Name
Old-fashioned Bluff round Balancing
HEX
#0017cc
RGB
rgb(0,23,204)
RGB%
rgb(0%,9%,80%)
HSL
hsl(233,100%,40%)
HSV
hsv(233,100%,80%)
CMYK
cmyk(100,89,0,20)
LAB
lab(27,61,-88)
LCH
lch(27,107,305)
sRGB
(0,0.09,0.8)
HEX8
#0017ccff
CSS Name
Decimal
000023204

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Color variants

Color info

Lightness
40%
Saturation
100%
Hue
233°
Chroma
107
Temperature
WarmCool
Contrast Preview
The quick brown fox jumps over the lazy dog

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