#0a9cd3
a dark, electric cyan · cool · closest name: steelblue
RGB
10, 156, 211
HSL
196°, 91%, 43%
CMYK
95, 26, 0, 17
Luminance
0.2854
Every format
| HEX | #0a9cd3 |
| RGB | rgb(10, 156, 211) |
| HSL | hsl(196, 91%, 43%) |
| CMYK | cmyk(95%, 26%, 0%, 17%) |
| LAB | lab(60.4 -14.2 -37.5) |
| LCH | lch(60.4 40.1 249.2) |
| OKLCH | oklch(0.652 0.133 232.9) |
Copy-ready code
/* CSS */
color: #0a9cd3;
background-color: #0a9cd3;
/* Tailwind (arbitrary) */
class="text-[#0a9cd3] bg-[#0a9cd3]"
/* SCSS */
$brand: #0a9cd3;
/* SwiftUI */
Color(red: 0.039, green: 0.612, blue: 0.827)
/* Android */
Color.parseColor("#0a9cd3")Accessibility — WCAG contrast
Aa
#0a9cd3 on white: 3.13:1
AA ✗ fail · AA-large ✓ · AAA ✗
Aa
#0a9cd3 on black: 6.71:1
AA ✓ pass · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red3.9%
Green61.2%
Blue82.7%
CMYK percentages
Cyan95.3%
Magenta26.1%
Yellow0.0%
Key (black)17.3%
Color previews
#0a9cd3 text on a black background
contrast 6.71:1
Card sample
#0a9cd3 text on a white background
contrast 3.13:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #0a9cd3;
Background color
Panel with #0a9cd3 background
background-color: #0a9cd3;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #0a9cd3;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(10, 156, 211, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(10, 156, 211, 0.45);
Border & gradient
Gradient panel
border: 3px solid #0a9cd3; background: linear-gradient(135deg, #0a9cd3, #0A16D3);