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#518021

a dark, vivid green · cool · closest name: olivedrab

RGB
81, 128, 33
HSL
90°, 59%, 32%
CMYK
37, 0, 74, 50
Luminance
0.1730

Every format

HEX#518021
RGBrgb(81, 128, 33)
HSLhsl(90, 59%, 32%)
CMYKcmyk(37%, 0%, 74%, 50%)
LABlab(48.6 -32.1 44.0)
LCHlch(48.6 54.5 126.1)
OKLCHoklch(0.546 0.134 132.4)

Copy-ready code

/* CSS */
color: #518021;
background-color: #518021;
/* Tailwind (arbitrary) */
class="text-[#518021] bg-[#518021]"
/* SCSS */
$brand: #518021;
/* SwiftUI */
Color(red: 0.318, green: 0.502, blue: 0.129)
/* Android */
Color.parseColor("#518021")

Accessibility — WCAG contrast

Aa
#518021 on white: 4.71:1
AA ✓ pass · AA-large · AAA
Aa
#518021 on black: 4.46:1
AA ✗ fail · AA-large · AAA
true color
protanopia
deuteranopia
tritanopia

RGB percentages

Red31.8%
Green50.2%
Blue12.9%

CMYK percentages

Cyan36.7%
Magenta0.0%
Yellow74.2%
Key (black)49.8%

Color previews

#518021 text on a black background

contrast 4.46:1

Card sample

#518021 text on a white background

contrast 4.71:1

Card sample

CSS3 live lab

Text font color

The quick brown fox

color: #518021;
Background color
Panel with #518021 background
background-color: #518021;
Text shadow — hex

Glowing headline

text-shadow: 2px 2px 8px #518021;
Text shadow — RGB

Soft neon halo

text-shadow: 0 0 14px rgba(81, 128, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(81, 128, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #518021;
background: linear-gradient(135deg, #518021, #218030);

Monochromatic scale

Palettes built from #518021

Shades — darker

Tints — lighter

Hue & tone neighbors

Color harmonies

Nearest named colors

Work with #518021 in the Color Lab