#51cdcf
a balanced, vivid cyan · cool · closest name: turquoise
RGB
81, 205, 207
HSL
181°, 57%, 57%
CMYK
61, 1, 0, 19
Luminance
0.4992
Every format
| HEX | #51cdcf |
| RGB | rgb(81, 205, 207) |
| HSL | hsl(181, 57%, 57%) |
| CMYK | cmyk(61%, 1%, 0%, 19%) |
| LAB | lab(76.0 -33.3 -11.2) |
| LCH | lch(76.0 35.1 198.7) |
| OKLCH | oklch(0.781 0.109 196.7) |
Copy-ready code
/* CSS */
color: #51cdcf;
background-color: #51cdcf;
/* Tailwind (arbitrary) */
class="text-[#51cdcf] bg-[#51cdcf]"
/* SCSS */
$brand: #51cdcf;
/* SwiftUI */
Color(red: 0.318, green: 0.804, blue: 0.812)
/* Android */
Color.parseColor("#51cdcf")Accessibility — WCAG contrast
Aa
#51cdcf on white: 1.91:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#51cdcf on black: 10.98:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red31.8%
Green80.4%
Blue81.2%
CMYK percentages
Cyan60.9%
Magenta1.0%
Yellow0.0%
Key (black)18.8%
Color previews
#51cdcf text on a black background
contrast 10.98:1
Card sample
#51cdcf text on a white background
contrast 1.91:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #51cdcf;
Background color
Panel with #51cdcf background
background-color: #51cdcf;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #51cdcf;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(81, 205, 207, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(81, 205, 207, 0.45);
Border & gradient
Gradient panel
border: 3px solid #51cdcf; background: linear-gradient(135deg, #51cdcf, #5179CF);