#57dd21
a balanced, vivid green · cool · closest name: lime
RGB
87, 221, 33
HSL
103°, 74%, 50%
CMYK
61, 0, 85, 13
Luminance
0.5385
Every format
| HEX | #57dd21 |
| RGB | rgb(87, 221, 33) |
| HSL | hsl(103, 74%, 50%) |
| CMYK | cmyk(61%, 0%, 85%, 13%) |
| LAB | lab(78.4 -66.1 71.7) |
| LCH | lch(78.4 97.6 132.7) |
| OKLCH | oklch(0.792 0.241 139.2) |
Copy-ready code
/* CSS */
color: #57dd21;
background-color: #57dd21;
/* Tailwind (arbitrary) */
class="text-[#57dd21] bg-[#57dd21]"
/* SCSS */
$brand: #57dd21;
/* SwiftUI */
Color(red: 0.341, green: 0.867, blue: 0.129)
/* Android */
Color.parseColor("#57dd21")Accessibility — WCAG contrast
Aa
#57dd21 on white: 1.78:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#57dd21 on black: 11.77:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red34.1%
Green86.7%
Blue12.9%
CMYK percentages
Cyan60.6%
Magenta0.0%
Yellow85.1%
Key (black)13.3%
Color previews
#57dd21 text on a black background
contrast 11.77:1
Card sample
#57dd21 text on a white background
contrast 1.78:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #57dd21;
Background color
Panel with #57dd21 background
background-color: #57dd21;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #57dd21;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(87, 221, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(87, 221, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #57dd21; background: linear-gradient(135deg, #57dd21, #21DD68);