What the Sustained Arch in Fitting

#21cf6f RGB(33,207,111)

About this color

What the Sustained Arch in Fitting presents itself as a medium-dark, vivid green shade, sitting at #21cf6f in the 24-bit RGB space.

#21cf6fRGB(33, 207, 111)

HSL 147° · 73% saturation · 47% lightness

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Psychology

Green at medium lightness is the colour of balance and renewal — neither as urgent as red nor as recessive as blue.

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History

Scheele's Green, an arsenic-based pigment popular in Victorian wallpaper and clothing, is now understood to have caused widespread harm — a cautionary chapter in colour history.

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Design use

At medium lightness, this green is flexible enough to serve as accent colours, call-to-action buttons, and icon fills — it holds its own without overwhelming adjacent elements. Always check WCAG contrast ratios before using it under or over text.

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Colour pairings

In terms of colour combinations, for a natural palette, combine this green with terracotta, ochre, and warm cream. For a bolder approach, its complement — a warm red-magenta — creates immediate impact.

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Color formats

Name
What the Sustained Arch in Fitting
HEX
#21cf6f
RGB
rgb(33,207,111)
RGB%
rgb(12.9%,81.2%,43.5%)
HSL
hsl(147,73%,47%)
HSV
hsv(147,84%,81%)
CMYK
cmyk(84,0,46,19)
LAB
lab(74,-62,36)
LCH
lch(74,72,150)
sRGB
(0.129,0.812,0.435)
HEX8
#21cf6fff
CSS Name
Decimal
033207111

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Color variants

Color info

Lightness
47%
Saturation
73%
Hue
147°
Chroma
72
Temperature
WarmCool
Contrast Preview
The quick brown fox jumps over the lazy dog

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