The Basalt across Embittered Stilling

#0d215d RGB(13,33,93)

About this color

The Basalt across Embittered Stilling is a dark blue with a intense character, positioned at #0d215d on the color spectrum.

#0d215dRGB(13, 33, 93)

HSL 225° · 75% 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
The Basalt across Embittered Stilling
HEX
#0d215d
RGB
rgb(13,33,93)
RGB%
rgb(5.1%,12.9%,36.5%)
HSL
hsl(225,75%,21%)
HSV
hsv(225,86%,36%)
CMYK
cmyk(86,65,0,64)
LAB
lab(15,17,-38)
LCH
lch(15,42,294)
sRGB
(0.051,0.129,0.365)
HEX8
#0d215dff
CSS Name
Decimal
013033093

Similar colors

Color variants

Color info

Lightness
21%
Saturation
75%
Hue
225°
Chroma
42
Temperature
WarmCool
Contrast Preview
The quick brown fox jumps over the lazy dog

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