#51df2c
a balanced, vivid green · cool · closest name: lime
RGB
81, 223, 44
HSL
108°, 74%, 52%
CMYK
64, 0, 80, 13
Luminance
0.5471
Every format
| HEX | #51df2c |
| RGB | rgb(81, 223, 44) |
| HSL | hsl(108, 74%, 52%) |
| CMYK | cmyk(64%, 0%, 80%, 13%) |
| LAB | lab(78.9 -67.6 69.5) |
| LCH | lch(78.9 96.9 134.2) |
| OKLCH | oklch(0.796 0.241 140.3) |
Copy-ready code
/* CSS */
color: #51df2c;
background-color: #51df2c;
/* Tailwind (arbitrary) */
class="text-[#51df2c] bg-[#51df2c]"
/* SCSS */
$brand: #51df2c;
/* SwiftUI */
Color(red: 0.318, green: 0.875, blue: 0.173)
/* Android */
Color.parseColor("#51df2c")Accessibility — WCAG contrast
Aa
#51df2c on white: 1.76:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#51df2c on black: 11.94:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red31.8%
Green87.5%
Blue17.3%
CMYK percentages
Cyan63.7%
Magenta0.0%
Yellow80.3%
Key (black)12.5%
Color previews
#51df2c text on a black background
contrast 11.94:1
Card sample
#51df2c text on a white background
contrast 1.76:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #51df2c;
Background color
Panel with #51df2c background
background-color: #51df2c;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #51df2c;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(81, 223, 44, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(81, 223, 44, 0.45);
Border & gradient
Gradient panel
border: 3px solid #51df2c; background: linear-gradient(135deg, #51df2c, #2CDF7E);