#81c921
a balanced, vivid green · cool · closest name: olivedrab
RGB
129, 201, 33
HSL
86°, 72%, 46%
CMYK
36, 0, 84, 21
Luminance
0.4655
Every format
| HEX | #81c921 |
| RGB | rgb(129, 201, 33) |
| HSL | hsl(86, 72%, 46%) |
| CMYK | cmyk(36%, 0%, 84%, 21%) |
| LAB | lab(73.9 -46.3 68.4) |
| LCH | lch(73.9 82.6 124.1) |
| OKLCH | oklch(0.759 0.199 131.4) |
Copy-ready code
/* CSS */
color: #81c921;
background-color: #81c921;
/* Tailwind (arbitrary) */
class="text-[#81c921] bg-[#81c921]"
/* SCSS */
$brand: #81c921;
/* SwiftUI */
Color(red: 0.506, green: 0.788, blue: 0.129)
/* Android */
Color.parseColor("#81c921")Accessibility — WCAG contrast
Aa
#81c921 on white: 2.04:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#81c921 on black: 10.31:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red50.6%
Green78.8%
Blue12.9%
CMYK percentages
Cyan35.8%
Magenta0.0%
Yellow83.6%
Key (black)21.2%
Color previews
#81c921 text on a black background
contrast 10.31:1
Card sample
#81c921 text on a white background
contrast 2.04:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #81c921;
Background color
Panel with #81c921 background
background-color: #81c921;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #81c921;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(129, 201, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(129, 201, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #81c921; background: linear-gradient(135deg, #81c921, #21C931);