#040307
a deep, soft violet · warm · “black”
RGB
4, 3, 7
HSL
255°, 40%, 2%
CMYK
43, 57, 0, 97
Luminance
0.0011
Every format
| HEX | #040307 |
| RGB | rgb(4, 3, 7) |
| HSL | hsl(255, 40%, 2%) |
| CMYK | cmyk(43%, 57%, 0%, 97%) |
| LAB | lab(1.0 0.8 -1.4) |
| LCH | lch(1.0 1.6 300.0) |
| OKLCH | oklch(0.103 0.015 297.6) |
Copy-ready code
/* CSS */
color: #040307;
background-color: #040307;
/* Tailwind (arbitrary) */
class="text-[#040307] bg-[#040307]"
/* SCSS */
$brand: #040307;
/* SwiftUI */
Color(red: 0.016, green: 0.012, blue: 0.027)
/* Android */
Color.parseColor("#040307")Accessibility — WCAG contrast
Aa
#040307 on white: 20.56:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#040307 on black: 1.02:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red1.6%
Green1.2%
Blue2.7%
CMYK percentages
Cyan42.9%
Magenta57.1%
Yellow0.0%
Key (black)97.3%
Color previews
#040307 text on a black background
contrast 1.02:1
Card sample
#040307 text on a white background
contrast 20.56:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #040307;
Background color
Panel with #040307 background
background-color: #040307;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #040307;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(4, 3, 7, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(4, 3, 7, 0.45);
Border & gradient
Gradient panel
border: 3px solid #040307; background: linear-gradient(135deg, #040307, #070307);