#4df666
a balanced, electric green · cool · closest name: lime
RGB
77, 246, 102
HSL
129°, 90%, 63%
CMYK
69, 0, 59, 4
Luminance
0.6845
Every format
| HEX | #4df666 |
| RGB | rgb(77, 246, 102) |
| HSL | hsl(129, 90%, 63%) |
| CMYK | cmyk(69%, 0%, 59%, 4%) |
| LAB | lab(86.2 -71.0 55.9) |
| LCH | lch(86.2 90.3 141.8) |
| OKLCH | oklch(0.858 0.233 145.5) |
Copy-ready code
/* CSS */
color: #4df666;
background-color: #4df666;
/* Tailwind (arbitrary) */
class="text-[#4df666] bg-[#4df666]"
/* SCSS */
$brand: #4df666;
/* SwiftUI */
Color(red: 0.302, green: 0.965, blue: 0.400)
/* Android */
Color.parseColor("#4df666")Accessibility — WCAG contrast
Aa
#4df666 on white: 1.43:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#4df666 on black: 14.69:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red30.2%
Green96.5%
Blue40.0%
CMYK percentages
Cyan68.7%
Magenta0.0%
Yellow58.5%
Key (black)3.5%
Color previews
#4df666 text on a black background
contrast 14.69:1
Card sample
#4df666 text on a white background
contrast 1.43:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #4df666;
Background color
Panel with #4df666 background
background-color: #4df666;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #4df666;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(77, 246, 102, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(77, 246, 102, 0.45);
Border & gradient
Gradient panel
border: 3px solid #4df666; background: linear-gradient(135deg, #4df666, #4DF6D7);