#4ef1d1
a balanced, electric cyan · cool · closest name: aquamarine
RGB
78, 241, 209
HSL
168°, 85%, 63%
CMYK
68, 0, 13, 6
Luminance
0.6913
Every format
| HEX | #4ef1d1 |
| RGB | rgb(78, 241, 209) |
| HSL | hsl(168, 85%, 63%) |
| CMYK | cmyk(68%, 0%, 13%, 6%) |
| LAB | lab(86.6 -49.3 3.2) |
| LCH | lch(86.6 49.4 176.2) |
| OKLCH | oklch(0.866 0.141 176.8) |
Copy-ready code
/* CSS */
color: #4ef1d1;
background-color: #4ef1d1;
/* Tailwind (arbitrary) */
class="text-[#4ef1d1] bg-[#4ef1d1]"
/* SCSS */
$brand: #4ef1d1;
/* SwiftUI */
Color(red: 0.306, green: 0.945, blue: 0.820)
/* Android */
Color.parseColor("#4ef1d1")Accessibility — WCAG contrast
Aa
#4ef1d1 on white: 1.42:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#4ef1d1 on black: 14.83:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red30.6%
Green94.5%
Blue82.0%
CMYK percentages
Cyan67.6%
Magenta0.0%
Yellow13.3%
Key (black)5.5%
Color previews
#4ef1d1 text on a black background
contrast 14.83:1
Card sample
#4ef1d1 text on a white background
contrast 1.42:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #4ef1d1;
Background color
Panel with #4ef1d1 background
background-color: #4ef1d1;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #4ef1d1;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(78, 241, 209, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(78, 241, 209, 0.45);
Border & gradient
Gradient panel
border: 3px solid #4ef1d1; background: linear-gradient(135deg, #4ef1d1, #4EA4F1);