#4df18b
a balanced, electric green · cool · closest name: aquamarine
RGB
77, 241, 139
HSL
143°, 85%, 62%
CMYK
68, 0, 42, 6
Luminance
0.6635
Every format
| HEX | #4df18b |
| RGB | rgb(77, 241, 139) |
| HSL | hsl(143, 85%, 62%) |
| CMYK | cmyk(68%, 0%, 42%, 6%) |
| LAB | lab(85.2 -64.0 37.2) |
| LCH | lch(85.2 74.0 149.8) |
| OKLCH | oklch(0.850 0.196 151.9) |
Copy-ready code
/* CSS */
color: #4df18b;
background-color: #4df18b;
/* Tailwind (arbitrary) */
class="text-[#4df18b] bg-[#4df18b]"
/* SCSS */
$brand: #4df18b;
/* SwiftUI */
Color(red: 0.302, green: 0.945, blue: 0.545)
/* Android */
Color.parseColor("#4df18b")Accessibility — WCAG contrast
Aa
#4df18b on white: 1.47:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#4df18b on black: 14.27:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red30.2%
Green94.5%
Blue54.5%
CMYK percentages
Cyan68.0%
Magenta0.0%
Yellow42.3%
Key (black)5.5%
Color previews
#4df18b text on a black background
contrast 14.27:1
Card sample
#4df18b text on a white background
contrast 1.47:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #4df18b;
Background color
Panel with #4df18b background
background-color: #4df18b;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #4df18b;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(77, 241, 139, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(77, 241, 139, 0.45);
Border & gradient
Gradient panel
border: 3px solid #4df18b; background: linear-gradient(135deg, #4df18b, #4DEAF1);