The Enduring Arch by Grading

#172b9b RGB(23,43,155)

About this color

The Enduring Arch by Grading is a vivid, medium-dark blue tone, fixed at #172b9b in the RGB color space.

#172b9bRGB(23, 43, 155)

HSL 231° · 74% saturation · 35% 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

As a dark tone, it naturally lends itself to 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

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 Enduring Arch by Grading
HEX
#172b9b
RGB
rgb(23,43,155)
RGB%
rgb(9%,16.9%,60.8%)
HSL
hsl(231,74%,35%)
HSV
hsv(231,85%,61%)
CMYK
cmyk(85,72,0,39)
LAB
lab(25,36,-62)
LCH
lch(25,72,300)
sRGB
(0.09,0.169,0.608)
HEX8
#172b9bff
CSS Name
Decimal
023043155

Similar colors

Color variants

Color info

Lightness
35%
Saturation
74%
Hue
231°
Chroma
72
Temperature
WarmCool
Contrast Preview
The quick brown fox jumps over the lazy dog

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