#0f3bbc
a dark, electric blue · cool · closest name: slateblue
RGB
15, 59, 188
HSL
225°, 85%, 40%
CMYK
92, 69, 0, 26
Luminance
0.0686
Every format
| HEX | #0f3bbc |
| RGB | rgb(15, 59, 188) |
| HSL | hsl(225, 85%, 40%) |
| CMYK | cmyk(92%, 69%, 0%, 26%) |
| LAB | lab(31.5 37.8 -70.7) |
| LCH | lch(31.5 80.1 298.1) |
| OKLCH | oklch(0.424 0.206 264.2) |
Copy-ready code
/* CSS */
color: #0f3bbc;
background-color: #0f3bbc;
/* Tailwind (arbitrary) */
class="text-[#0f3bbc] bg-[#0f3bbc]"
/* SCSS */
$brand: #0f3bbc;
/* SwiftUI */
Color(red: 0.059, green: 0.231, blue: 0.737)
/* Android */
Color.parseColor("#0f3bbc")Accessibility — WCAG contrast
Aa
#0f3bbc on white: 8.85:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#0f3bbc on black: 2.37:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red5.9%
Green23.1%
Blue73.7%
CMYK percentages
Cyan92.0%
Magenta68.6%
Yellow0.0%
Key (black)26.3%
Color previews
#0f3bbc text on a black background
contrast 2.37:1
Card sample
#0f3bbc text on a white background
contrast 8.85:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #0f3bbc;
Background color
Panel with #0f3bbc background
background-color: #0f3bbc;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #0f3bbc;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(15, 59, 188, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(15, 59, 188, 0.45);
Border & gradient
Gradient panel
border: 3px solid #0f3bbc; background: linear-gradient(135deg, #0f3bbc, #560FBC);