When Tenebrous Basalt under Splintering

#100d5e RGB(16,13,94)

About this color

When Tenebrous Basalt under Splintering is a dark blue with a intense character, positioned at #100d5e on the color spectrum.

#100d5eRGB(16, 13, 94)

HSL 242° · 76% saturation · 21% 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
When Tenebrous Basalt under Splintering
HEX
#100d5e
RGB
rgb(16,13,94)
RGB%
rgb(6.3%,5.1%,36.9%)
HSL
hsl(242,76%,21%)
HSV
hsv(242,86%,37%)
CMYK
cmyk(83,86,0,63)
LAB
lab(11,32,-46)
LCH
lch(11,56,305)
sRGB
(0.063,0.051,0.369)
HEX8
#100d5eff
CSS Name
Decimal
016013094

Similar colors

Color variants

Color info

Lightness
21%
Saturation
76%
Hue
242°
Chroma
56
Temperature
WarmCool
Contrast Preview
The quick brown fox jumps over the lazy dog

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