#57e821
a balanced, electric green · cool · closest name: lime
RGB
87, 232, 33
HSL
104°, 81%, 52%
CMYK
63, 0, 86, 9
Luminance
0.5985
Every format
| HEX | #57e821 |
| RGB | rgb(87, 232, 33) |
| HSL | hsl(104, 81%, 52%) |
| CMYK | cmyk(63%, 0%, 86%, 9%) |
| LAB | lab(81.8 -69.7 74.7) |
| LCH | lch(81.8 102.2 133.0) |
| OKLCH | oklch(0.820 0.252 139.6) |
Copy-ready code
/* CSS */
color: #57e821;
background-color: #57e821;
/* Tailwind (arbitrary) */
class="text-[#57e821] bg-[#57e821]"
/* SCSS */
$brand: #57e821;
/* SwiftUI */
Color(red: 0.341, green: 0.910, blue: 0.129)
/* Android */
Color.parseColor("#57e821")Accessibility — WCAG contrast
Aa
#57e821 on white: 1.62:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#57e821 on black: 12.97:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red34.1%
Green91.0%
Blue12.9%
CMYK percentages
Cyan62.5%
Magenta0.0%
Yellow85.8%
Key (black)9.0%
Color previews
#57e821 text on a black background
contrast 12.97:1
Card sample
#57e821 text on a white background
contrast 1.62:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #57e821;
Background color
Panel with #57e821 background
background-color: #57e821;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #57e821;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(87, 232, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(87, 232, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #57e821; background: linear-gradient(135deg, #57e821, #21E870);