#0b33cf
a dark, electric blue · warm · closest name: navy
RGB
11, 51, 207
HSL
228°, 90%, 43%
CMYK
95, 75, 0, 19
Luminance
0.0694
Every format
| HEX | #0b33cf |
| RGB | rgb(11, 51, 207) |
| HSL | hsl(228, 90%, 43%) |
| CMYK | cmyk(95%, 75%, 0%, 19%) |
| LAB | lab(31.7 49.3 -81.5) |
| LCH | lch(31.7 95.3 301.2) |
| OKLCH | oklch(0.431 0.237 264.7) |
Copy-ready code
/* CSS */
color: #0b33cf;
background-color: #0b33cf;
/* Tailwind (arbitrary) */
class="text-[#0b33cf] bg-[#0b33cf]"
/* SCSS */
$brand: #0b33cf;
/* SwiftUI */
Color(red: 0.043, green: 0.200, blue: 0.812)
/* Android */
Color.parseColor("#0b33cf")Accessibility — WCAG contrast
Aa
#0b33cf on white: 8.79:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#0b33cf on black: 2.39:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red4.3%
Green20.0%
Blue81.2%
CMYK percentages
Cyan94.7%
Magenta75.4%
Yellow0.0%
Key (black)18.8%
Color previews
#0b33cf text on a black background
contrast 2.39:1
Card sample
#0b33cf text on a white background
contrast 8.79:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #0b33cf;
Background color
Panel with #0b33cf background
background-color: #0b33cf;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #0b33cf;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(11, 51, 207, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(11, 51, 207, 0.45);
Border & gradient
Gradient panel
border: 3px solid #0b33cf; background: linear-gradient(135deg, #0b33cf, #660BCF);