When Crumbling Cavern atop Blackening

#1d183e RGB(29,24,62)

About this color

When Crumbling Cavern atop Blackening settles into a dark blue territory with a moderate quality that feels cool — captured at #1d183e, RGB(29, 24, 62).

#1d183eRGB(29, 24, 62)

HSL 248° · 44% saturation · 17% lightness

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Psychology

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

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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

From a design perspective, this shade excels as a primary background in dark themes, a strong border or divider, or a headline colour against a light surface. Combine with lighter tints of the same hue for a cohesive palette.

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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 Crumbling Cavern atop Blackening
HEX
#1d183e
RGB
rgb(29,24,62)
RGB%
rgb(11.4%,9.4%,24.3%)
HSL
hsl(248,44%,17%)
HSV
hsv(248,61%,24%)
CMYK
cmyk(53,61,0,76)
LAB
lab(11,14,-24)
LCH
lch(11,28,300)
sRGB
(0.114,0.094,0.243)
HEX8
#1d183eff
CSS Name
Decimal
029024062

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Color variants

Color info

Lightness
17%
Saturation
44%
Hue
248°
Chroma
28
Temperature
WarmCool
Contrast Preview
The quick brown fox jumps over the lazy dog

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