#4ef1f3
a balanced, electric cyan · cool · closest name: cyan
RGB
78, 241, 243
HSL
181°, 87%, 63%
CMYK
68, 1, 0, 5
Luminance
0.7100
Every format
| HEX | #4ef1f3 |
| RGB | rgb(78, 241, 243) |
| HSL | hsl(181, 87%, 63%) |
| CMYK | cmyk(68%, 1%, 0%, 5%) |
| LAB | lab(87.5 -40.4 -13.2) |
| LCH | lch(87.5 42.5 198.1) |
| OKLCH | oklch(0.877 0.132 196.2) |
Copy-ready code
/* CSS */
color: #4ef1f3;
background-color: #4ef1f3;
/* Tailwind (arbitrary) */
class="text-[#4ef1f3] bg-[#4ef1f3]"
/* SCSS */
$brand: #4ef1f3;
/* SwiftUI */
Color(red: 0.306, green: 0.945, blue: 0.953)
/* Android */
Color.parseColor("#4ef1f3")Accessibility — WCAG contrast
Aa
#4ef1f3 on white: 1.38:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#4ef1f3 on black: 15.20:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red30.6%
Green94.5%
Blue95.3%
CMYK percentages
Cyan67.9%
Magenta0.8%
Yellow0.0%
Key (black)4.7%
Color previews
#4ef1f3 text on a black background
contrast 15.20:1
Card sample
#4ef1f3 text on a white background
contrast 1.38:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #4ef1f3;
Background color
Panel with #4ef1f3 background
background-color: #4ef1f3;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #4ef1f3;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(78, 241, 243, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(78, 241, 243, 0.45);
Border & gradient
Gradient panel
border: 3px solid #4ef1f3; background: linear-gradient(135deg, #4ef1f3, #4E83F3);