#57fd21
a balanced, electric green · cool · closest name: lime
RGB
87, 253, 33
HSL
105°, 98%, 56%
CMYK
66, 0, 87, 1
Luminance
0.7239
Every format
| HEX | #57fd21 |
| RGB | rgb(87, 253, 33) |
| HSL | hsl(105, 98%, 56%) |
| CMYK | cmyk(66%, 0%, 87%, 1%) |
| LAB | lab(88.2 -76.3 80.3) |
| LCH | lch(88.2 110.8 133.6) |
| OKLCH | oklch(0.873 0.273 140.1) |
Copy-ready code
/* CSS */
color: #57fd21;
background-color: #57fd21;
/* Tailwind (arbitrary) */
class="text-[#57fd21] bg-[#57fd21]"
/* SCSS */
$brand: #57fd21;
/* SwiftUI */
Color(red: 0.341, green: 0.992, blue: 0.129)
/* Android */
Color.parseColor("#57fd21")Accessibility — WCAG contrast
Aa
#57fd21 on white: 1.36:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#57fd21 on black: 15.48:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red34.1%
Green99.2%
Blue12.9%
CMYK percentages
Cyan65.6%
Magenta0.0%
Yellow87.0%
Key (black)0.8%
Color previews
#57fd21 text on a black background
contrast 15.48:1
Card sample
#57fd21 text on a white background
contrast 1.36:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #57fd21;
Background color
Panel with #57fd21 background
background-color: #57fd21;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #57fd21;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(87, 253, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(87, 253, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #57fd21; background: linear-gradient(135deg, #57fd21, #21FD7E);