#28dcdf
a balanced, vivid cyan · cool · closest name: turquoise
RGB
40, 220, 223
HSL
181°, 74%, 52%
CMYK
82, 1, 0, 13
Luminance
0.5697
Every format
| HEX | #28dcdf |
| RGB | rgb(40, 220, 223) |
| HSL | hsl(181, 74%, 52%) |
| CMYK | cmyk(82%, 1%, 0%, 13%) |
| LAB | lab(80.2 -40.5 -13.7) |
| LCH | lch(80.2 42.7 198.7) |
| OKLCH | oklch(0.814 0.133 196.7) |
Copy-ready code
/* CSS */
color: #28dcdf;
background-color: #28dcdf;
/* Tailwind (arbitrary) */
class="text-[#28dcdf] bg-[#28dcdf]"
/* SCSS */
$brand: #28dcdf;
/* SwiftUI */
Color(red: 0.157, green: 0.863, blue: 0.875)
/* Android */
Color.parseColor("#28dcdf")Accessibility — WCAG contrast
Aa
#28dcdf on white: 1.69:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#28dcdf on black: 12.39:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red15.7%
Green86.3%
Blue87.5%
CMYK percentages
Cyan82.1%
Magenta1.3%
Yellow0.0%
Key (black)12.5%
Color previews
#28dcdf text on a black background
contrast 12.39:1
Card sample
#28dcdf text on a white background
contrast 1.69:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #28dcdf;
Background color
Panel with #28dcdf background
background-color: #28dcdf;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #28dcdf;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(40, 220, 223, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(40, 220, 223, 0.45);
Border & gradient
Gradient panel
border: 3px solid #28dcdf; background: linear-gradient(135deg, #28dcdf, #2862DF);