#4df428
a balanced, electric green · cool · closest name: lime
RGB
77, 244, 40
HSL
109°, 90%, 56%
CMYK
68, 0, 84, 4
Luminance
0.6643
Every format
| HEX | #4df428 |
| RGB | rgb(77, 244, 40) |
| HSL | hsl(109, 90%, 56%) |
| CMYK | cmyk(68%, 0%, 84%, 4%) |
| LAB | lab(85.2 -75.2 76.2) |
| LCH | lch(85.2 107.0 134.6) |
| OKLCH | oklch(0.848 0.265 140.9) |
Copy-ready code
/* CSS */
color: #4df428;
background-color: #4df428;
/* Tailwind (arbitrary) */
class="text-[#4df428] bg-[#4df428]"
/* SCSS */
$brand: #4df428;
/* SwiftUI */
Color(red: 0.302, green: 0.957, blue: 0.157)
/* Android */
Color.parseColor("#4df428")Accessibility — WCAG contrast
Aa
#4df428 on white: 1.47:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#4df428 on black: 14.29:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red30.2%
Green95.7%
Blue15.7%
CMYK percentages
Cyan68.4%
Magenta0.0%
Yellow83.6%
Key (black)4.3%
Color previews
#4df428 text on a black background
contrast 14.29:1
Card sample
#4df428 text on a white background
contrast 1.47:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #4df428;
Background color
Panel with #4df428 background
background-color: #4df428;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #4df428;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(77, 244, 40, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(77, 244, 40, 0.45);
Border & gradient
Gradient panel
border: 3px solid #4df428; background: linear-gradient(135deg, #4df428, #28F48B);