Hellish Basalt up the Searing

#0b187a RGB(11,24,122)

About this color

Hellish Basalt up the Searing settles into a dark blue territory with a intense quality that feels cool — captured at #0b187a, RGB(11, 24, 122).

#0b187aRGB(11, 24, 122)

HSL 233° · 83% saturation · 26% 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

From a design perspective, this shade excels as 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

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
Hellish Basalt up the Searing
HEX
#0b187a
RGB
rgb(11,24,122)
RGB%
rgb(4.3%,9.4%,47.8%)
HSL
hsl(233,83%,26%)
HSV
hsv(233,91%,48%)
CMYK
cmyk(91,80,0,52)
LAB
lab(16,35,-56)
LCH
lch(16,66,302)
sRGB
(0.043,0.094,0.478)
HEX8
#0b187aff
CSS Name
Decimal
011024122

Similar colors

Color variants

Color info

Lightness
26%
Saturation
83%
Hue
233°
Chroma
66
Temperature
WarmCool
Contrast Preview
The quick brown fox jumps over the lazy dog

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