The Enduring Bluff opposite Passing

#00289b RGB(0,40,155)

About this color

The Enduring Bluff opposite Passing presents itself as a dark, intense blue shade, sitting at #00289b in the 24-bit RGB space.

#00289bRGB(0, 40, 155)

HSL 225° · 100% saturation · 30% 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
The Enduring Bluff opposite Passing
HEX
#00289b
RGB
rgb(0,40,155)
RGB%
rgb(0%,15.7%,60.8%)
HSL
hsl(225,100%,30%)
HSV
hsv(225,100%,61%)
CMYK
cmyk(100,74,0,39)
LAB
lab(23,37,-64)
LCH
lch(23,74,300)
sRGB
(0,0.157,0.608)
HEX8
#00289bff
CSS Name
Decimal
000040155

Similar colors

Color variants

Color info

Lightness
30%
Saturation
100%
Hue
225°
Chroma
74
Temperature
WarmCool
Contrast Preview
The quick brown fox jumps over the lazy dog

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