The Mild Brook into Closing

#17509b RGB(23,80,155)

About this color

The Mild Brook into Closing reads as medium-dark and vivid — a blue tone recorded at #17509b, RGB(23, 80, 155).

#17509bRGB(23, 80, 155)

HSL 214° · 74% saturation · 35% 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

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 practical terms, a medium-dark blue like this works well as 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

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 Mild Brook into Closing
HEX
#17509b
RGB
rgb(23,80,155)
RGB%
rgb(9%,31.4%,60.8%)
HSL
hsl(214,74%,35%)
HSV
hsv(214,85%,61%)
CMYK
cmyk(85,48,0,39)
LAB
lab(35,11,-46)
LCH
lch(35,47,283)
sRGB
(0.09,0.314,0.608)
HEX8
#17509bff
CSS Name
Decimal
023080155

Similar colors

Color variants

Color info

Lightness
35%
Saturation
74%
Hue
214°
Chroma
47
Temperature
WarmCool
Contrast Preview
The quick brown fox jumps over the lazy dog

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