#51ecdf
a balanced, electric cyan · cool · closest name: turquoise
RGB
81, 236, 223
HSL
175°, 80%, 62%
CMYK
66, 0, 6, 8
Luminance
0.6707
Every format
| HEX | #51ecdf |
| RGB | rgb(81, 236, 223) |
| HSL | hsl(175, 80%, 62%) |
| CMYK | cmyk(66%, 0%, 6%, 8%) |
| LAB | lab(85.5 -43.1 -5.6) |
| LCH | lch(85.5 43.5 187.4) |
| OKLCH | oklch(0.859 0.130 187.0) |
Copy-ready code
/* CSS */
color: #51ecdf;
background-color: #51ecdf;
/* Tailwind (arbitrary) */
class="text-[#51ecdf] bg-[#51ecdf]"
/* SCSS */
$brand: #51ecdf;
/* SwiftUI */
Color(red: 0.318, green: 0.925, blue: 0.875)
/* Android */
Color.parseColor("#51ecdf")Accessibility — WCAG contrast
Aa
#51ecdf on white: 1.46:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#51ecdf on black: 14.41:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red31.8%
Green92.5%
Blue87.5%
CMYK percentages
Cyan65.7%
Magenta0.0%
Yellow5.5%
Key (black)7.5%
Color previews
#51ecdf text on a black background
contrast 14.41:1
Card sample
#51ecdf text on a white background
contrast 1.46:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #51ecdf;
Background color
Panel with #51ecdf background
background-color: #51ecdf;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #51ecdf;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(81, 236, 223, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(81, 236, 223, 0.45);
Border & gradient
Gradient panel
border: 3px solid #51ecdf; background: linear-gradient(135deg, #51ecdf, #5192EC);