The Boulder under Muted Corroding

#303d52 RGB(48,61,82)

About this color

The Boulder under Muted Corroding carries its coordinates at #303d52: a dark blue with moderate saturation.

#303d52RGB(48, 61, 82)

HSL 217° · 26% 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

Blue has been among the most valued pigments throughout history — ultramarine, ground from lapis lazuli, was once worth more than gold and reserved for the robes of the Virgin Mary in medieval painting.

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Design use

As a dark tone, it naturally lends itself to a grounding element in print design — covers, footers, section dividers. On screen it suits dashboards and interfaces where a serious tone matters.

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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
The Boulder under Muted Corroding
HEX
#303d52
RGB
rgb(48,61,82)
RGB%
rgb(18.8%,23.9%,32.2%)
HSL
hsl(217,26%,25%)
HSV
hsv(217,41%,32%)
CMYK
cmyk(41,26,0,68)
LAB
lab(25,1,-14)
LCH
lch(25,14,274)
sRGB
(0.188,0.239,0.322)
HEX8
#303d52ff
CSS Name
Decimal
048061082

Similar colors

Color variants

Color info

Lightness
25%
Saturation
26%
Hue
217°
Chroma
14
Temperature
WarmCool
Contrast Preview
The quick brown fox jumps over the lazy dog

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