What the Brook until Mossbacked Cooling

#288ee9 RGB(40,142,233)

About this color

What the Brook until Mossbacked Cooling settles into a medium blue territory with a intense quality that feels cool — captured at #288ee9, RGB(40, 142, 233).

#288ee9RGB(40, 142, 233)

HSL 208° · 81% saturation · 54% lightness

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Psychology

Mid blue dominates corporate and tech branding precisely because it reads as dependable without being cold.

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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

In design terms, a mid-toned blue like this handles interactive elements, tags, badges, and highlight states. It has enough saturation to register clearly without straining extended-reading contexts.

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Colour pairings

Looking at colour relationships, 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
What the Brook until Mossbacked Cooling
HEX
#288ee9
RGB
rgb(40,142,233)
RGB%
rgb(15.7%,55.7%,91.4%)
HSL
hsl(208,81%,54%)
HSV
hsv(208,83%,91%)
CMYK
cmyk(83,39,0,9)
LAB
lab(58,4,-54)
LCH
lch(58,54,274)
sRGB
(0.157,0.557,0.914)
HEX8
#288ee9ff
CSS Name
Decimal
040142233

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Color variants

Color info

Lightness
54%
Saturation
81%
Hue
208°
Chroma
54
Temperature
WarmCool
Contrast Preview
The quick brown fox jumps over the lazy dog

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