#28cddb
a balanced, vivid cyan · cool · closest name: turquoise
RGB
40, 205, 219
HSL
185°, 71%, 51%
CMYK
82, 6, 0, 14
Luminance
0.4923
Every format
| HEX | #28cddb |
| RGB | rgb(40, 205, 219) |
| HSL | hsl(185, 71%, 51%) |
| CMYK | cmyk(82%, 6%, 0%, 14%) |
| LAB | lab(75.6 -34.8 -18.4) |
| LCH | lch(75.6 39.3 207.9) |
| OKLCH | oklch(0.776 0.126 204.0) |
Copy-ready code
/* CSS */
color: #28cddb;
background-color: #28cddb;
/* Tailwind (arbitrary) */
class="text-[#28cddb] bg-[#28cddb]"
/* SCSS */
$brand: #28cddb;
/* SwiftUI */
Color(red: 0.157, green: 0.804, blue: 0.859)
/* Android */
Color.parseColor("#28cddb")Accessibility — WCAG contrast
Aa
#28cddb on white: 1.94:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#28cddb on black: 10.85:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red15.7%
Green80.4%
Blue85.9%
CMYK percentages
Cyan81.7%
Magenta6.4%
Yellow0.0%
Key (black)14.1%
Color previews
#28cddb text on a black background
contrast 10.85:1
Card sample
#28cddb text on a white background
contrast 1.94:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #28cddb;
Background color
Panel with #28cddb background
background-color: #28cddb;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #28cddb;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(40, 205, 219, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(40, 205, 219, 0.45);
Border & gradient
Gradient panel
border: 3px solid #28cddb; background: linear-gradient(135deg, #28cddb, #2856DB);