#4df3ed
a balanced, electric cyan · cool · closest name: cyan
RGB
77, 243, 237
HSL
178°, 87%, 63%
CMYK
68, 0, 3, 5
Luminance
0.7179
Every format
| HEX | #4df3ed |
| RGB | rgb(77, 243, 237) |
| HSL | hsl(178, 87%, 63%) |
| CMYK | cmyk(68%, 0%, 3%, 5%) |
| LAB | lab(87.9 -43.0 -9.5) |
| LCH | lch(87.9 44.1 192.5) |
| OKLCH | oklch(0.879 0.134 191.5) |
Copy-ready code
/* CSS */
color: #4df3ed;
background-color: #4df3ed;
/* Tailwind (arbitrary) */
class="text-[#4df3ed] bg-[#4df3ed]"
/* SCSS */
$brand: #4df3ed;
/* SwiftUI */
Color(red: 0.302, green: 0.953, blue: 0.929)
/* Android */
Color.parseColor("#4df3ed")Accessibility — WCAG contrast
Aa
#4df3ed on white: 1.37:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#4df3ed on black: 15.36:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red30.2%
Green95.3%
Blue92.9%
CMYK percentages
Cyan68.3%
Magenta0.0%
Yellow2.5%
Key (black)4.7%
Color previews
#4df3ed text on a black background
contrast 15.36:1
Card sample
#4df3ed text on a white background
contrast 1.37:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #4df3ed;
Background color
Panel with #4df3ed background
background-color: #4df3ed;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #4df3ed;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(77, 243, 237, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(77, 243, 237, 0.45);
Border & gradient
Gradient panel
border: 3px solid #4df3ed; background: linear-gradient(135deg, #4df3ed, #4D8AF3);