#51df2f
a balanced, vivid green · cool · closest name: lime
RGB
81, 223, 47
HSL
108°, 73%, 53%
CMYK
64, 0, 79, 13
Luminance
0.5473
Every format
| HEX | #51df2f |
| RGB | rgb(81, 223, 47) |
| HSL | hsl(108, 73%, 53%) |
| CMYK | cmyk(64%, 0%, 79%, 13%) |
| LAB | lab(78.9 -67.5 68.6) |
| LCH | lch(78.9 96.2 134.5) |
| OKLCH | oklch(0.796 0.240 140.5) |
Copy-ready code
/* CSS */
color: #51df2f;
background-color: #51df2f;
/* Tailwind (arbitrary) */
class="text-[#51df2f] bg-[#51df2f]"
/* SCSS */
$brand: #51df2f;
/* SwiftUI */
Color(red: 0.318, green: 0.875, blue: 0.184)
/* Android */
Color.parseColor("#51df2f")Accessibility — WCAG contrast
Aa
#51df2f on white: 1.76:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#51df2f on black: 11.95:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red31.8%
Green87.5%
Blue18.4%
CMYK percentages
Cyan63.7%
Magenta0.0%
Yellow78.9%
Key (black)12.5%
Color previews
#51df2f text on a black background
contrast 11.95:1
Card sample
#51df2f text on a white background
contrast 1.76:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #51df2f;
Background color
Panel with #51df2f background
background-color: #51df2f;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #51df2f;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(81, 223, 47, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(81, 223, 47, 0.45);
Border & gradient
Gradient panel
border: 3px solid #51df2f; background: linear-gradient(135deg, #51df2f, #2FDF82);