#040c2c
a deep, electric blue · warm · closest name: black
RGB
4, 12, 44
HSL
228°, 83%, 9%
CMYK
91, 73, 0, 83
Luminance
0.0047
Every format
| HEX | #040c2c |
| RGB | rgb(4, 12, 44) |
| HSL | hsl(228, 83%, 9%) |
| CMYK | cmyk(91%, 73%, 0%, 83%) |
| LAB | lab(4.3 7.7 -21.5) |
| LCH | lch(4.3 22.8 289.8) |
| OKLCH | oklch(0.172 0.066 266.5) |
Copy-ready code
/* CSS */
color: #040c2c;
background-color: #040c2c;
/* Tailwind (arbitrary) */
class="text-[#040c2c] bg-[#040c2c]"
/* SCSS */
$brand: #040c2c;
/* SwiftUI */
Color(red: 0.016, green: 0.047, blue: 0.173)
/* Android */
Color.parseColor("#040c2c")Accessibility — WCAG contrast
Aa
#040c2c on white: 19.19:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#040c2c on black: 1.09:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red1.6%
Green4.7%
Blue17.3%
CMYK percentages
Cyan90.9%
Magenta72.7%
Yellow0.0%
Key (black)82.7%
Color previews
#040c2c text on a black background
contrast 1.09:1
Card sample
#040c2c text on a white background
contrast 19.19:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #040c2c;
Background color
Panel with #040c2c background
background-color: #040c2c;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #040c2c;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(4, 12, 44, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(4, 12, 44, 0.45);
Border & gradient
Gradient panel
border: 3px solid #040c2c; background: linear-gradient(135deg, #040c2c, #17042C);