#28acdb
a balanced, vivid cyan · cool · closest name: skyblue
RGB
40, 172, 219
HSL
196°, 71%, 51%
CMYK
82, 22, 0, 14
Luminance
0.3507
Every format
| HEX | #28acdb |
| RGB | rgb(40, 172, 219) |
| HSL | hsl(196, 71%, 51%) |
| CMYK | cmyk(82%, 22%, 0%, 14%) |
| LAB | lab(65.8 -18.3 -33.4) |
| LCH | lch(65.8 38.1 241.3) |
| OKLCH | oklch(0.697 0.127 228.0) |
Copy-ready code
/* CSS */
color: #28acdb;
background-color: #28acdb;
/* Tailwind (arbitrary) */
class="text-[#28acdb] bg-[#28acdb]"
/* SCSS */
$brand: #28acdb;
/* SwiftUI */
Color(red: 0.157, green: 0.675, blue: 0.859)
/* Android */
Color.parseColor("#28acdb")Accessibility — WCAG contrast
Aa
#28acdb on white: 2.62:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#28acdb on black: 8.01:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red15.7%
Green67.5%
Blue85.9%
CMYK percentages
Cyan81.7%
Magenta21.5%
Yellow0.0%
Key (black)14.1%
Color previews
#28acdb text on a black background
contrast 8.01:1
Card sample
#28acdb text on a white background
contrast 2.62:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #28acdb;
Background color
Panel with #28acdb background
background-color: #28acdb;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #28acdb;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(40, 172, 219, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(40, 172, 219, 0.45);
Border & gradient
Gradient panel
border: 3px solid #28acdb; background: linear-gradient(135deg, #28acdb, #2835DB);