#0b3abc
a dark, electric blue · cool · closest name: slateblue
RGB
11, 58, 188
HSL
224°, 89%, 39%
CMYK
94, 69, 0, 26
Luminance
0.0673
Every format
| HEX | #0b3abc |
| RGB | rgb(11, 58, 188) |
| HSL | hsl(224, 89%, 39%) |
| CMYK | cmyk(94%, 69%, 0%, 26%) |
| LAB | lab(31.2 38.3 -71.2) |
| LCH | lch(31.2 80.8 298.3) |
| OKLCH | oklch(0.422 0.208 263.9) |
Copy-ready code
/* CSS */
color: #0b3abc;
background-color: #0b3abc;
/* Tailwind (arbitrary) */
class="text-[#0b3abc] bg-[#0b3abc]"
/* SCSS */
$brand: #0b3abc;
/* SwiftUI */
Color(red: 0.043, green: 0.227, blue: 0.737)
/* Android */
Color.parseColor("#0b3abc")Accessibility — WCAG contrast
Aa
#0b3abc on white: 8.95:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#0b3abc on black: 2.35:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red4.3%
Green22.7%
Blue73.7%
CMYK percentages
Cyan94.1%
Magenta69.1%
Yellow0.0%
Key (black)26.3%
Color previews
#0b3abc text on a black background
contrast 2.35:1
Card sample
#0b3abc text on a white background
contrast 8.95:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #0b3abc;
Background color
Panel with #0b3abc background
background-color: #0b3abc;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #0b3abc;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(11, 58, 188, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(11, 58, 188, 0.45);
Border & gradient
Gradient panel
border: 3px solid #0b3abc; background: linear-gradient(135deg, #0b3abc, #520BBC);