#3fe9df
a balanced, electric cyan · cool · closest name: turquoise
RGB
63, 233, 223
HSL
177°, 79%, 58%
CMYK
73, 0, 4, 9
Luminance
0.6466
Every format
| HEX | #3fe9df |
| RGB | rgb(63, 233, 223) |
| HSL | hsl(177, 79%, 58%) |
| CMYK | cmyk(73%, 0%, 4%, 9%) |
| LAB | lab(84.3 -44.1 -7.5) |
| LCH | lch(84.3 44.7 189.6) |
| OKLCH | oklch(0.848 0.134 189.0) |
Copy-ready code
/* CSS */
color: #3fe9df;
background-color: #3fe9df;
/* Tailwind (arbitrary) */
class="text-[#3fe9df] bg-[#3fe9df]"
/* SCSS */
$brand: #3fe9df;
/* SwiftUI */
Color(red: 0.247, green: 0.914, blue: 0.875)
/* Android */
Color.parseColor("#3fe9df")Accessibility — WCAG contrast
Aa
#3fe9df on white: 1.51:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#3fe9df on black: 13.93:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red24.7%
Green91.4%
Blue87.5%
CMYK percentages
Cyan73.0%
Magenta0.0%
Yellow4.3%
Key (black)8.6%
Color previews
#3fe9df text on a black background
contrast 13.93:1
Card sample
#3fe9df text on a white background
contrast 1.51:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #3fe9df;
Background color
Panel with #3fe9df background
background-color: #3fe9df;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #3fe9df;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(63, 233, 223, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(63, 233, 223, 0.45);
Border & gradient
Gradient panel
border: 3px solid #3fe9df; background: linear-gradient(135deg, #3fe9df, #3F81E9);