#28cfdf
a balanced, vivid cyan · cool · closest name: turquoise
RGB
40, 207, 223
HSL
185°, 74%, 52%
CMYK
82, 7, 0, 13
Luminance
0.5040
Every format
| HEX | #28cfdf |
| RGB | rgb(40, 207, 223) |
| HSL | hsl(185, 74%, 52%) |
| CMYK | cmyk(82%, 7%, 0%, 13%) |
| LAB | lab(76.3 -34.5 -19.5) |
| LCH | lch(76.3 39.6 209.5) |
| OKLCH | oklch(0.782 0.127 205.2) |
Copy-ready code
/* CSS */
color: #28cfdf;
background-color: #28cfdf;
/* Tailwind (arbitrary) */
class="text-[#28cfdf] bg-[#28cfdf]"
/* SCSS */
$brand: #28cfdf;
/* SwiftUI */
Color(red: 0.157, green: 0.812, blue: 0.875)
/* Android */
Color.parseColor("#28cfdf")Accessibility — WCAG contrast
Aa
#28cfdf on white: 1.90:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#28cfdf on black: 11.08:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red15.7%
Green81.2%
Blue87.5%
CMYK percentages
Cyan82.1%
Magenta7.2%
Yellow0.0%
Key (black)12.5%
Color previews
#28cfdf text on a black background
contrast 11.08:1
Card sample
#28cfdf text on a white background
contrast 1.90:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #28cfdf;
Background color
Panel with #28cfdf background
background-color: #28cfdf;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #28cfdf;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(40, 207, 223, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(40, 207, 223, 0.45);
Border & gradient
Gradient panel
border: 3px solid #28cfdf; background: linear-gradient(135deg, #28cfdf, #2855DF);