When Eroded Basalt along Rusting

#15191e RGB(21,25,30)

About this color

When Eroded Basalt along Rusting carries its coordinates at #15191e: a deep blue with muted saturation.

#15191eRGB(21, 25, 30)

HSL 213° · 18% saturation · 10% 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 Eroded Basalt along Rusting
HEX
#15191e
RGB
rgb(21,25,30)
RGB%
rgb(8.2%,9.8%,11.8%)
HSL
hsl(213,18%,10%)
HSV
hsv(213,30%,12%)
CMYK
cmyk(30,17,0,88)
LAB
lab(9,0,-4)
LCH
lch(9,4,270)
sRGB
(0.082,0.098,0.118)
HEX8
#15191eff
CSS Name
Decimal
021025030

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Color variants

Color info

Lightness
10%
Saturation
18%
Hue
213°
Chroma
4
Temperature
WarmCool
Contrast Preview
The quick brown fox jumps over the lazy dog

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