When Nightbound Basalt past Lingering

#15257e RGB(21,37,126)

About this color

When Nightbound Basalt past Lingering is a vivid, dark blue tone, fixed at #15257e in the RGB color space.

#15257eRGB(21, 37, 126)

HSL 231° · 71% saturation · 29% lightness

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Psychology

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

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History

The ancient Egyptians were among the first to produce blue pigment artificially — Egyptian blue, made from copper and sand, coloured the walls of pharaonic tombs.

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Design use

As a dark tone, it naturally lends itself to a background for light-coloured text, as a deep accent stripe, or as an anchoring tone in dark-mode interfaces. It pairs naturally with off-whites, warm creams, and metallic highlights.

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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 Nightbound Basalt past Lingering
HEX
#15257e
RGB
rgb(21,37,126)
RGB%
rgb(8.2%,14.5%,49.4%)
HSL
hsl(231,71%,29%)
HSV
hsv(231,83%,49%)
CMYK
cmyk(83,71,0,51)
LAB
lab(20,29,-52)
LCH
lch(20,60,299)
sRGB
(0.082,0.145,0.494)
HEX8
#15257eff
CSS Name
Decimal
021037126

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Color variants

Color info

Lightness
29%
Saturation
71%
Hue
231°
Chroma
60
Temperature
WarmCool
Contrast Preview
The quick brown fox jumps over the lazy dog

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