#0f3eb3
a dark, electric blue · cool · closest name: slateblue
RGB
15, 62, 179
HSL
223°, 85%, 38%
CMYK
92, 65, 0, 30
Luminance
0.0680
Every format
| HEX | #0f3eb3 |
| RGB | rgb(15, 62, 179) |
| HSL | hsl(223, 85%, 38%) |
| CMYK | cmyk(92%, 65%, 0%, 30%) |
| LAB | lab(31.4 32.4 -65.6) |
| LCH | lch(31.4 73.1 296.3) |
| OKLCH | oklch(0.420 0.191 263.5) |
Copy-ready code
/* CSS */
color: #0f3eb3;
background-color: #0f3eb3;
/* Tailwind (arbitrary) */
class="text-[#0f3eb3] bg-[#0f3eb3]"
/* SCSS */
$brand: #0f3eb3;
/* SwiftUI */
Color(red: 0.059, green: 0.243, blue: 0.702)
/* Android */
Color.parseColor("#0f3eb3")Accessibility — WCAG contrast
Aa
#0f3eb3 on white: 8.90:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#0f3eb3 on black: 2.36:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red5.9%
Green24.3%
Blue70.2%
CMYK percentages
Cyan91.6%
Magenta65.4%
Yellow0.0%
Key (black)29.8%
Color previews
#0f3eb3 text on a black background
contrast 2.36:1
Card sample
#0f3eb3 text on a white background
contrast 8.90:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #0f3eb3;
Background color
Panel with #0f3eb3 background
background-color: #0f3eb3;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #0f3eb3;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(15, 62, 179, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(15, 62, 179, 0.45);
Border & gradient
Gradient panel
border: 3px solid #0f3eb3; background: linear-gradient(135deg, #0f3eb3, #4D0FB3);