#81fd21
a balanced, electric green · cool · closest name: lime
RGB
129, 253, 33
HSL
94°, 98%, 56%
CMYK
49, 0, 87, 1
Luminance
0.7503
Every format
| HEX | #81fd21 |
| RGB | rgb(129, 253, 33) |
| HSL | hsl(94, 98%, 56%) |
| CMYK | cmyk(49%, 0%, 87%, 1%) |
| LAB | lab(89.4 -66.2 81.8) |
| LCH | lch(89.4 105.3 129.0) |
| OKLCH | oklch(0.887 0.257 136.1) |
Copy-ready code
/* CSS */
color: #81fd21;
background-color: #81fd21;
/* Tailwind (arbitrary) */
class="text-[#81fd21] bg-[#81fd21]"
/* SCSS */
$brand: #81fd21;
/* SwiftUI */
Color(red: 0.506, green: 0.992, blue: 0.129)
/* Android */
Color.parseColor("#81fd21")Accessibility — WCAG contrast
Aa
#81fd21 on white: 1.31:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#81fd21 on black: 16.01:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red50.6%
Green99.2%
Blue12.9%
CMYK percentages
Cyan49.0%
Magenta0.0%
Yellow87.0%
Key (black)0.8%
Color previews
#81fd21 text on a black background
contrast 16.01:1
Card sample
#81fd21 text on a white background
contrast 1.31:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #81fd21;
Background color
Panel with #81fd21 background
background-color: #81fd21;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #81fd21;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(129, 253, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(129, 253, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #81fd21; background: linear-gradient(135deg, #81fd21, #21FD54);