The Steely Boulder over Deepening

#25494b RGB(37,73,75)

About this color

The Steely Boulder over Deepening is a dark cyan with a moderate character, positioned at #25494b on the color spectrum.

#25494bRGB(37, 73, 75)

HSL 183° · 34% saturation · 22% lightness

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Psychology

In deeper registers cyan reads as focused and efficient — a colour of systems and clarity.

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History

Cyan as a printing ink became central to modern colour reproduction — the C in CMYK — because its complement to red allows the full printable colour range.

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Design use

From a design perspective, this shade excels 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

Looking at colour relationships, cyan complements warm reds and red-oranges — a palette of technological energy. For calmer use, pair with white, light grey, and the lightest tints of the same hue.

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Color Categories

Color formats

Name
The Steely Boulder over Deepening
HEX
#25494b
RGB
rgb(37,73,75)
RGB%
rgb(14.5%,28.6%,29.4%)
HSL
hsl(183,34%,22%)
HSV
hsv(183,51%,29%)
CMYK
cmyk(51,3,0,71)
LAB
lab(29,-12,-5)
LCH
lch(29,13,203)
sRGB
(0.145,0.286,0.294)
HEX8
#25494bff
CSS Name
Decimal
037073075

Similar colors

Color variants

Color info

Lightness
22%
Saturation
34%
Hue
183°
Chroma
13
Temperature
WarmCool
Contrast Preview
The quick brown fox jumps over the lazy dog

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