#040c49
a deep, electric blue · warm · closest name: midnightblue
RGB
4, 12, 73
HSL
233°, 90%, 15%
CMYK
95, 84, 0, 71
Luminance
0.0077
Every format
| HEX | #040c49 |
| RGB | rgb(4, 12, 73) |
| HSL | hsl(233, 90%, 15%) |
| CMYK | cmyk(95%, 84%, 0%, 71%) |
| LAB | lab(7.0 23.2 -38.1) |
| LCH | lch(7.0 44.6 301.3) |
| OKLCH | oklch(0.207 0.111 266.7) |
Copy-ready code
/* CSS */
color: #040c49;
background-color: #040c49;
/* Tailwind (arbitrary) */
class="text-[#040c49] bg-[#040c49]"
/* SCSS */
$brand: #040c49;
/* SwiftUI */
Color(red: 0.016, green: 0.047, blue: 0.286)
/* Android */
Color.parseColor("#040c49")Accessibility — WCAG contrast
Aa
#040c49 on white: 18.20:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#040c49 on black: 1.15:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red1.6%
Green4.7%
Blue28.6%
CMYK percentages
Cyan94.5%
Magenta83.6%
Yellow0.0%
Key (black)71.4%
Color previews
#040c49 text on a black background
contrast 1.15:1
Card sample
#040c49 text on a white background
contrast 18.20:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #040c49;
Background color
Panel with #040c49 background
background-color: #040c49;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #040c49;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(4, 12, 73, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(4, 12, 73, 0.45);
Border & gradient
Gradient panel
border: 3px solid #040c49; background: linear-gradient(135deg, #040c49, #2A0449);