#516f21
a dark, vivid green · cool · closest name: olivedrab
RGB
81, 111, 33
HSL
83°, 54%, 28%
CMYK
27, 0, 70, 57
Luminance
0.1323
Every format
| HEX | #516f21 |
| RGB | rgb(81, 111, 33) |
| HSL | hsl(83, 54%, 28%) |
| CMYK | cmyk(27%, 0%, 70%, 57%) |
| LAB | lab(43.1 -23.9 38.3) |
| LCH | lch(43.1 45.2 122.0) |
| OKLCH | oklch(0.501 0.111 128.0) |
Copy-ready code
/* CSS */
color: #516f21;
background-color: #516f21;
/* Tailwind (arbitrary) */
class="text-[#516f21] bg-[#516f21]"
/* SCSS */
$brand: #516f21;
/* SwiftUI */
Color(red: 0.318, green: 0.435, blue: 0.129)
/* Android */
Color.parseColor("#516f21")Accessibility — WCAG contrast
Aa
#516f21 on white: 5.76:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#516f21 on black: 3.65:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red31.8%
Green43.5%
Blue12.9%
CMYK percentages
Cyan27.0%
Magenta0.0%
Yellow70.3%
Key (black)56.5%
Color previews
#516f21 text on a black background
contrast 3.65:1
Card sample
#516f21 text on a white background
contrast 5.76:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #516f21;
Background color
Panel with #516f21 background
background-color: #516f21;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #516f21;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(81, 111, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(81, 111, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #516f21; background: linear-gradient(135deg, #516f21, #216F25);