When Austere Cavern out Congealing

#15242e RGB(21,36,46)

About this color

When Austere Cavern out Congealing settles into a deep blue territory with a moderate quality that feels cool — captured at #15242e, RGB(21, 36, 46).

#15242eRGB(21, 36, 46)

HSL 204° · 37% saturation · 13% 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

From a design perspective, this shade excels as 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

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
When Austere Cavern out Congealing
HEX
#15242e
RGB
rgb(21,36,46)
RGB%
rgb(8.2%,14.1%,18%)
HSL
hsl(204,37%,13%)
HSV
hsv(204,54%,18%)
CMYK
cmyk(54,22,0,82)
LAB
lab(13,-3,-9)
LCH
lch(13,9,252)
sRGB
(0.082,0.141,0.18)
HEX8
#15242eff
CSS Name
Decimal
021036046

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Color variants

Color info

Lightness
13%
Saturation
37%
Hue
204°
Chroma
9
Temperature
WarmCool
Contrast Preview
The quick brown fox jumps over the lazy dog

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