When Sullen Cavern Against Receding

#15124e RGB(21,18,78)

About this color

When Sullen Cavern Against Receding is a vivid, dark blue tone, fixed at #15124e in the RGB color space.

#15124eRGB(21, 18, 78)

HSL 243° · 63% saturation · 19% lightness

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Psychology

In its darkest registers blue becomes serious and introspective: trustworthy, professional, slightly austere.

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History

Blue has been among the most valued pigments throughout history — ultramarine, ground from lapis lazuli, was once worth more than gold and reserved for the robes of the Virgin Mary in medieval painting.

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Design use

As a dark tone, it naturally lends itself to a grounding element in print design — covers, footers, section dividers. On screen it suits dashboards and interfaces where a serious tone matters.

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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
When Sullen Cavern Against Receding
HEX
#15124e
RGB
rgb(21,18,78)
RGB%
rgb(8.2%,7.1%,30.6%)
HSL
hsl(243,63%,19%)
HSV
hsv(243,77%,31%)
CMYK
cmyk(73,77,0,69)
LAB
lab(10,23,-36)
LCH
lch(10,43,303)
sRGB
(0.082,0.071,0.306)
HEX8
#15124eff
CSS Name
Decimal
021018078

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Color variants

Color info

Lightness
19%
Saturation
63%
Hue
243°
Chroma
43
Temperature
WarmCool
Contrast Preview
The quick brown fox jumps over the lazy dog

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