#4df9fc
a balanced, electric cyan · cool · closest name: cyan
RGB
77, 249, 252
HSL
181°, 97%, 65%
CMYK
69, 1, 0, 1
Luminance
0.7636
Every format
| HEX | #4df9fc |
| RGB | rgb(77, 249, 252) |
| HSL | hsl(181, 97%, 65%) |
| CMYK | cmyk(69%, 1%, 0%, 1%) |
| LAB | lab(90.0 -41.6 -14.1) |
| LCH | lch(90.0 43.9 198.8) |
| OKLCH | oklch(0.898 0.136 196.7) |
Copy-ready code
/* CSS */
color: #4df9fc;
background-color: #4df9fc;
/* Tailwind (arbitrary) */
class="text-[#4df9fc] bg-[#4df9fc]"
/* SCSS */
$brand: #4df9fc;
/* SwiftUI */
Color(red: 0.302, green: 0.976, blue: 0.988)
/* Android */
Color.parseColor("#4df9fc")Accessibility — WCAG contrast
Aa
#4df9fc on white: 1.29:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#4df9fc on black: 16.27:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red30.2%
Green97.6%
Blue98.8%
CMYK percentages
Cyan69.4%
Magenta1.2%
Yellow0.0%
Key (black)1.2%
Color previews
#4df9fc text on a black background
contrast 16.27:1
Card sample
#4df9fc text on a white background
contrast 1.29:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #4df9fc;
Background color
Panel with #4df9fc background
background-color: #4df9fc;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #4df9fc;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(77, 249, 252, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(77, 249, 252, 0.45);
Border & gradient
Gradient panel
border: 3px solid #4df9fc; background: linear-gradient(135deg, #4df9fc, #4D84FC);