#28bfdb
a balanced, vivid cyan · cool · closest name: skyblue
RGB
40, 191, 219
HSL
189°, 71%, 51%
CMYK
82, 13, 0, 14
Luminance
0.4283
Every format
| HEX | #28bfdb |
| RGB | rgb(40, 191, 219) |
| HSL | hsl(189, 71%, 51%) |
| CMYK | cmyk(82%, 13%, 0%, 14%) |
| LAB | lab(71.4 -28.0 -24.8) |
| LCH | lch(71.4 37.4 221.5) |
| OKLCH | oklch(0.743 0.123 214.1) |
Copy-ready code
/* CSS */
color: #28bfdb;
background-color: #28bfdb;
/* Tailwind (arbitrary) */
class="text-[#28bfdb] bg-[#28bfdb]"
/* SCSS */
$brand: #28bfdb;
/* SwiftUI */
Color(red: 0.157, green: 0.749, blue: 0.859)
/* Android */
Color.parseColor("#28bfdb")Accessibility — WCAG contrast
Aa
#28bfdb on white: 2.20:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#28bfdb on black: 9.57:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red15.7%
Green74.9%
Blue85.9%
CMYK percentages
Cyan81.7%
Magenta12.8%
Yellow0.0%
Key (black)14.1%
Color previews
#28bfdb text on a black background
contrast 9.57:1
Card sample
#28bfdb text on a white background
contrast 2.20:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #28bfdb;
Background color
Panel with #28bfdb background
background-color: #28bfdb;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #28bfdb;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(40, 191, 219, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(40, 191, 219, 0.45);
Border & gradient
Gradient panel
border: 3px solid #28bfdb; background: linear-gradient(135deg, #28bfdb, #2848DB);