#66dcdf
a balanced, vivid cyan · cool · closest name: turquoise
RGB
102, 220, 223
HSL
182°, 65%, 64%
CMYK
54, 1, 0, 13
Luminance
0.5934
Every format
| HEX | #66dcdf |
| RGB | rgb(102, 220, 223) |
| HSL | hsl(182, 65%, 64%) |
| CMYK | cmyk(54%, 1%, 0%, 13%) |
| LAB | lab(81.5 -32.2 -11.6) |
| LCH | lch(81.5 34.3 199.8) |
| OKLCH | oklch(0.828 0.106 197.6) |
Copy-ready code
/* CSS */
color: #66dcdf;
background-color: #66dcdf;
/* Tailwind (arbitrary) */
class="text-[#66dcdf] bg-[#66dcdf]"
/* SCSS */
$brand: #66dcdf;
/* SwiftUI */
Color(red: 0.400, green: 0.863, blue: 0.875)
/* Android */
Color.parseColor("#66dcdf")Accessibility — WCAG contrast
Aa
#66dcdf on white: 1.63:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#66dcdf on black: 12.87:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red40.0%
Green86.3%
Blue87.5%
CMYK percentages
Cyan54.3%
Magenta1.3%
Yellow0.0%
Key (black)12.5%
Color previews
#66dcdf text on a black background
contrast 12.87:1
Card sample
#66dcdf text on a white background
contrast 1.63:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #66dcdf;
Background color
Panel with #66dcdf background
background-color: #66dcdf;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #66dcdf;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(102, 220, 223, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(102, 220, 223, 0.45);
Border & gradient
Gradient panel
border: 3px solid #66dcdf; background: linear-gradient(135deg, #66dcdf, #668BDF);