Sensible Basin round the Keeping

#3a6ca1 RGB(58,108,161)

About this color

Sensible Basin round the Keeping settles into a medium-dark blue territory with a moderate quality that feels cool — captured at #3a6ca1, RGB(58, 108, 161).

#3a6ca1RGB(58, 108, 161)

HSL 211° · 47% saturation · 43% 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

In design terms, a mid-toned blue like this handles 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

Looking at colour relationships, 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
Sensible Basin round the Keeping
HEX
#3a6ca1
RGB
rgb(58,108,161)
RGB%
rgb(22.7%,42.4%,63.1%)
HSL
hsl(211,47%,43%)
HSV
hsv(211,64%,63%)
CMYK
cmyk(64,33,0,37)
LAB
lab(45,0,-34)
LCH
lch(45,34,270)
sRGB
(0.227,0.424,0.631)
HEX8
#3a6ca1ff
CSS Name
Decimal
058108161

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Color variants

Color info

Lightness
43%
Saturation
47%
Hue
211°
Chroma
34
Temperature
WarmCool
Contrast Preview
The quick brown fox jumps over the lazy dog

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