#0b3fd2
a dark, electric blue · cool · closest name: slateblue
RGB
11, 63, 210
HSL
224°, 90%, 43%
CMYK
95, 70, 0, 18
Luminance
0.0828
Every format
| HEX | #0b3fd2 |
| RGB | rgb(11, 63, 210) |
| HSL | hsl(224, 90%, 43%) |
| CMYK | cmyk(95%, 70%, 0%, 18%) |
| LAB | lab(34.5 43.3 -78.5) |
| LCH | lch(34.5 89.6 298.9) |
| OKLCH | oklch(0.453 0.229 263.9) |
Copy-ready code
/* CSS */
color: #0b3fd2;
background-color: #0b3fd2;
/* Tailwind (arbitrary) */
class="text-[#0b3fd2] bg-[#0b3fd2]"
/* SCSS */
$brand: #0b3fd2;
/* SwiftUI */
Color(red: 0.043, green: 0.247, blue: 0.824)
/* Android */
Color.parseColor("#0b3fd2")Accessibility — WCAG contrast
Aa
#0b3fd2 on white: 7.91:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#0b3fd2 on black: 2.66:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red4.3%
Green24.7%
Blue82.4%
CMYK percentages
Cyan94.8%
Magenta70.0%
Yellow0.0%
Key (black)17.6%
Color previews
#0b3fd2 text on a black background
contrast 2.66:1
Card sample
#0b3fd2 text on a white background
contrast 7.91:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #0b3fd2;
Background color
Panel with #0b3fd2 background
background-color: #0b3fd2;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #0b3fd2;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(11, 63, 210, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(11, 63, 210, 0.45);
Border & gradient
Gradient panel
border: 3px solid #0b3fd2; background: linear-gradient(135deg, #0b3fd2, #5C0BD2);