Dark Boulder upon Trembling

#1b365c RGB(27,54,92)

About this color

Dark Boulder upon Trembling is a vivid, dark blue tone, fixed at #1b365c in the RGB color space.

#1b365cRGB(27, 54, 92)

HSL 215° · 55% saturation · 23% 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
Dark Boulder upon Trembling
HEX
#1b365c
RGB
rgb(27,54,92)
RGB%
rgb(10.6%,21.2%,36.1%)
HSL
hsl(215,55%,23%)
HSV
hsv(215,71%,36%)
CMYK
cmyk(71,41,0,64)
LAB
lab(22,4,-26)
LCH
lch(22,26,279)
sRGB
(0.106,0.212,0.361)
HEX8
#1b365cff
CSS Name
Decimal
027054092

Similar colors

Color variants

Color info

Lightness
23%
Saturation
55%
Hue
215°
Chroma
26
Temperature
WarmCool
Contrast Preview
The quick brown fox jumps over the lazy dog

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