#28cfdb
a balanced, vivid cyan · cool · closest name: turquoise
RGB
40, 207, 219
HSL
184°, 71%, 51%
CMYK
82, 6, 0, 14
Luminance
0.5019
Every format
| HEX | #28cfdb |
| RGB | rgb(40, 207, 219) |
| HSL | hsl(184, 71%, 51%) |
| CMYK | cmyk(82%, 6%, 0%, 14%) |
| LAB | lab(76.2 -35.7 -17.5) |
| LCH | lch(76.2 39.8 206.2) |
| OKLCH | oklch(0.781 0.127 202.7) |
Copy-ready code
/* CSS */
color: #28cfdb;
background-color: #28cfdb;
/* Tailwind (arbitrary) */
class="text-[#28cfdb] bg-[#28cfdb]"
/* SCSS */
$brand: #28cfdb;
/* SwiftUI */
Color(red: 0.157, green: 0.812, blue: 0.859)
/* Android */
Color.parseColor("#28cfdb")Accessibility — WCAG contrast
Aa
#28cfdb on white: 1.90:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#28cfdb on black: 11.04:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red15.7%
Green81.2%
Blue85.9%
CMYK percentages
Cyan81.7%
Magenta5.5%
Yellow0.0%
Key (black)14.1%
Color previews
#28cfdb text on a black background
contrast 11.04:1
Card sample
#28cfdb text on a white background
contrast 1.90:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #28cfdb;
Background color
Panel with #28cfdb background
background-color: #28cfdb;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #28cfdb;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(40, 207, 219, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(40, 207, 219, 0.45);
Border & gradient
Gradient panel
border: 3px solid #28cfdb; background: linear-gradient(135deg, #28cfdb, #2858DB);