What the Sinister Basalt circa Fettering

#303b4f RGB(48,59,79)

About this color

What the Sinister Basalt circa Fettering settles into a dark blue territory with a muted quality that feels cool — captured at #303b4f, RGB(48, 59, 79).

#303b4fRGB(48, 59, 79)

HSL 219° · 24% saturation · 25% 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
What the Sinister Basalt circa Fettering
HEX
#303b4f
RGB
rgb(48,59,79)
RGB%
rgb(18.8%,23.1%,31%)
HSL
hsl(219,24%,25%)
HSV
hsv(219,39%,31%)
CMYK
cmyk(39,25,0,69)
LAB
lab(25,1,-14)
LCH
lch(25,14,274)
sRGB
(0.188,0.231,0.31)
HEX8
#303b4fff
CSS Name
Decimal
048059079

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Color variants

Color info

Lightness
25%
Saturation
24%
Hue
219°
Chroma
14
Temperature
WarmCool
Contrast Preview
The quick brown fox jumps over the lazy dog

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