Leathery Bluff upon Circling

#15358c RGB(21,53,140)

About this color

Leathery Bluff upon Circling reads as dark and vivid — a blue tone recorded at #15358c, RGB(21, 53, 140).

#15358cRGB(21, 53, 140)

HSL 224° · 74% saturation · 32% lightness

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Psychology

Dark blues project authority, depth and reliability — the colour of deep water, the night sky, and tailored suits.

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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

In practical terms, a dark blue like this works well 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

In terms of colour combinations, complement this blue with amber and warm orange for high-contrast energy, or stay within blue-green and violet neighbours for a serene, cohesive feel.

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Color Categories

Color formats

Name
Leathery Bluff upon Circling
HEX
#15358c
RGB
rgb(21,53,140)
RGB%
rgb(8.2%,20.8%,54.9%)
HSL
hsl(224,74%,32%)
HSV
hsv(224,85%,55%)
CMYK
cmyk(85,62,0,45)
LAB
lab(26,23,-51)
LCH
lch(26,56,294)
sRGB
(0.082,0.208,0.549)
HEX8
#15358cff
CSS Name
Decimal
021053140

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Color variants

Color info

Lightness
32%
Saturation
74%
Hue
224°
Chroma
56
Temperature
WarmCool
Contrast Preview
The quick brown fox jumps over the lazy dog

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