#4df9fe
a balanced, electric cyan · cool · closest name: cyan
RGB
77, 249, 254
HSL
182°, 99%, 65%
CMYK
70, 2, 0, 0
Luminance
0.7648
Every format
| HEX | #4df9fe |
| RGB | rgb(77, 249, 254) |
| HSL | hsl(182, 99%, 65%) |
| CMYK | cmyk(70%, 2%, 0%, 0%) |
| LAB | lab(90.1 -41.0 -15.1) |
| LCH | lch(90.1 43.7 200.2) |
| OKLCH | oklch(0.899 0.136 197.9) |
Copy-ready code
/* CSS */
color: #4df9fe;
background-color: #4df9fe;
/* Tailwind (arbitrary) */
class="text-[#4df9fe] bg-[#4df9fe]"
/* SCSS */
$brand: #4df9fe;
/* SwiftUI */
Color(red: 0.302, green: 0.976, blue: 0.996)
/* Android */
Color.parseColor("#4df9fe")Accessibility — WCAG contrast
Aa
#4df9fe on white: 1.29:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#4df9fe on black: 16.30:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red30.2%
Green97.6%
Blue99.6%
CMYK percentages
Cyan69.7%
Magenta2.0%
Yellow0.0%
Key (black)0.4%
Color previews
#4df9fe text on a black background
contrast 16.30:1
Card sample
#4df9fe text on a white background
contrast 1.29:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #4df9fe;
Background color
Panel with #4df9fe background
background-color: #4df9fe;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #4df9fe;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(77, 249, 254, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(77, 249, 254, 0.45);
Border & gradient
Gradient panel
border: 3px solid #4df9fe; background: linear-gradient(135deg, #4df9fe, #4D83FE);