#28ade1
a balanced, electric cyan · cool · closest name: steelblue
RGB
40, 173, 225
HSL
197°, 76%, 52%
CMYK
82, 23, 0, 12
Luminance
0.3577
Every format
| HEX | #28ade1 |
| RGB | rgb(40, 173, 225) |
| HSL | hsl(197, 76%, 52%) |
| CMYK | cmyk(82%, 23%, 0%, 12%) |
| LAB | lab(66.3 -16.8 -35.9) |
| LCH | lch(66.3 39.6 244.9) |
| OKLCH | oklch(0.703 0.131 230.5) |
Copy-ready code
/* CSS */
color: #28ade1;
background-color: #28ade1;
/* Tailwind (arbitrary) */
class="text-[#28ade1] bg-[#28ade1]"
/* SCSS */
$brand: #28ade1;
/* SwiftUI */
Color(red: 0.157, green: 0.678, blue: 0.882)
/* Android */
Color.parseColor("#28ade1")Accessibility — WCAG contrast
Aa
#28ade1 on white: 2.58:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#28ade1 on black: 8.15:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red15.7%
Green67.8%
Blue88.2%
CMYK percentages
Cyan82.2%
Magenta23.1%
Yellow0.0%
Key (black)11.8%
Color previews
#28ade1 text on a black background
contrast 8.15:1
Card sample
#28ade1 text on a white background
contrast 2.58:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #28ade1;
Background color
Panel with #28ade1 background
background-color: #28ade1;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #28ade1;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(40, 173, 225, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(40, 173, 225, 0.45);
Border & gradient
Gradient panel
border: 3px solid #28ade1; background: linear-gradient(135deg, #28ade1, #2832E1);