#51df49
a balanced, vivid green · cool · closest name: lime
RGB
81, 223, 73
HSL
117°, 70%, 58%
CMYK
64, 0, 67, 13
Luminance
0.5501
Every format
| HEX | #51df49 |
| RGB | rgb(81, 223, 73) |
| HSL | hsl(117, 70%, 58%) |
| CMYK | cmyk(64%, 0%, 67%, 13%) |
| LAB | lab(79.0 -65.6 59.9) |
| LCH | lch(79.0 88.8 137.6) |
| OKLCH | oklch(0.798 0.225 142.4) |
Copy-ready code
/* CSS */
color: #51df49;
background-color: #51df49;
/* Tailwind (arbitrary) */
class="text-[#51df49] bg-[#51df49]"
/* SCSS */
$brand: #51df49;
/* SwiftUI */
Color(red: 0.318, green: 0.875, blue: 0.286)
/* Android */
Color.parseColor("#51df49")Accessibility — WCAG contrast
Aa
#51df49 on white: 1.75:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#51df49 on black: 12.00:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red31.8%
Green87.5%
Blue28.6%
CMYK percentages
Cyan63.7%
Magenta0.0%
Yellow67.3%
Key (black)12.5%
Color previews
#51df49 text on a black background
contrast 12.00:1
Card sample
#51df49 text on a white background
contrast 1.75:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #51df49;
Background color
Panel with #51df49 background
background-color: #51df49;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #51df49;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(81, 223, 73, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(81, 223, 73, 0.45);
Border & gradient
Gradient panel
border: 3px solid #51df49; background: linear-gradient(135deg, #51df49, #49DFA5);