#4df3db
a balanced, electric cyan · cool · closest name: turquoise
RGB
77, 243, 219
HSL
171°, 87%, 63%
CMYK
68, 0, 10, 5
Luminance
0.7079
Every format
| HEX | #4df3db |
| RGB | rgb(77, 243, 219) |
| HSL | hsl(171, 87%, 63%) |
| CMYK | cmyk(68%, 0%, 10%, 5%) |
| LAB | lab(87.4 -47.7 -0.8) |
| LCH | lch(87.4 47.8 181.0) |
| OKLCH | oklch(0.874 0.139 181.2) |
Copy-ready code
/* CSS */
color: #4df3db;
background-color: #4df3db;
/* Tailwind (arbitrary) */
class="text-[#4df3db] bg-[#4df3db]"
/* SCSS */
$brand: #4df3db;
/* SwiftUI */
Color(red: 0.302, green: 0.953, blue: 0.859)
/* Android */
Color.parseColor("#4df3db")Accessibility — WCAG contrast
Aa
#4df3db on white: 1.39:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#4df3db on black: 15.16:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red30.2%
Green95.3%
Blue85.9%
CMYK percentages
Cyan68.3%
Magenta0.0%
Yellow9.9%
Key (black)4.7%
Color previews
#4df3db text on a black background
contrast 15.16:1
Card sample
#4df3db text on a white background
contrast 1.39:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #4df3db;
Background color
Panel with #4df3db background
background-color: #4df3db;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #4df3db;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(77, 243, 219, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(77, 243, 219, 0.45);
Border & gradient
Gradient panel
border: 3px solid #4df3db; background: linear-gradient(135deg, #4df3db, #4D9CF3);