Waning Carbon via the Brooding

#1f1551 RGB(31,21,81)

About this color

Waning Carbon via the Brooding settles into a dark blue territory with a vivid quality that feels cool — captured at #1f1551, RGB(31, 21, 81).

#1f1551RGB(31, 21, 81)

HSL 250° · 59% saturation · 20% 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
Waning Carbon via the Brooding
HEX
#1f1551
RGB
rgb(31,21,81)
RGB%
rgb(12.2%,8.2%,31.8%)
HSL
hsl(250,59%,20%)
HSV
hsv(250,74%,32%)
CMYK
cmyk(62,74,0,68)
LAB
lab(12,24,-35)
LCH
lch(12,42,304)
sRGB
(0.122,0.082,0.318)
HEX8
#1f1551ff
CSS Name
Decimal
031021081

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Color variants

Color info

Lightness
20%
Saturation
59%
Hue
250°
Chroma
42
Temperature
WarmCool
Contrast Preview
The quick brown fox jumps over the lazy dog

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