#4df291
a balanced, electric green · cool · closest name: aquamarine
RGB
77, 242, 145
HSL
145°, 86%, 63%
CMYK
68, 0, 40, 5
Luminance
0.6713
Every format
| HEX | #4df291 |
| RGB | rgb(77, 242, 145) |
| HSL | hsl(145, 86%, 63%) |
| CMYK | cmyk(68%, 0%, 40%, 5%) |
| LAB | lab(85.6 -63.3 34.8) |
| LCH | lch(85.6 72.3 151.2) |
| OKLCH | oklch(0.854 0.192 153.2) |
Copy-ready code
/* CSS */
color: #4df291;
background-color: #4df291;
/* Tailwind (arbitrary) */
class="text-[#4df291] bg-[#4df291]"
/* SCSS */
$brand: #4df291;
/* SwiftUI */
Color(red: 0.302, green: 0.949, blue: 0.569)
/* Android */
Color.parseColor("#4df291")Accessibility — WCAG contrast
Aa
#4df291 on white: 1.46:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#4df291 on black: 14.43:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red30.2%
Green94.9%
Blue56.9%
CMYK percentages
Cyan68.2%
Magenta0.0%
Yellow40.1%
Key (black)5.1%
Color previews
#4df291 text on a black background
contrast 14.43:1
Card sample
#4df291 text on a white background
contrast 1.46:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #4df291;
Background color
Panel with #4df291 background
background-color: #4df291;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #4df291;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(77, 242, 145, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(77, 242, 145, 0.45);
Border & gradient
Gradient panel
border: 3px solid #4df291; background: linear-gradient(135deg, #4df291, #4DE5F2);