#57d921
a balanced, vivid green · cool · closest name: lime
RGB
87, 217, 33
HSL
102°, 74%, 49%
CMYK
60, 0, 85, 15
Luminance
0.5176
Every format
| HEX | #57d921 |
| RGB | rgb(87, 217, 33) |
| HSL | hsl(102, 74%, 49%) |
| CMYK | cmyk(60%, 0%, 85%, 15%) |
| LAB | lab(77.1 -64.8 70.7) |
| LCH | lch(77.1 95.8 132.5) |
| OKLCH | oklch(0.782 0.236 139.1) |
Copy-ready code
/* CSS */
color: #57d921;
background-color: #57d921;
/* Tailwind (arbitrary) */
class="text-[#57d921] bg-[#57d921]"
/* SCSS */
$brand: #57d921;
/* SwiftUI */
Color(red: 0.341, green: 0.851, blue: 0.129)
/* Android */
Color.parseColor("#57d921")Accessibility — WCAG contrast
Aa
#57d921 on white: 1.85:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#57d921 on black: 11.35:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red34.1%
Green85.1%
Blue12.9%
CMYK percentages
Cyan59.9%
Magenta0.0%
Yellow84.8%
Key (black)14.9%
Color previews
#57d921 text on a black background
contrast 11.35:1
Card sample
#57d921 text on a white background
contrast 1.85:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #57d921;
Background color
Panel with #57d921 background
background-color: #57d921;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #57d921;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(87, 217, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(87, 217, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #57d921; background: linear-gradient(135deg, #57d921, #21D966);