#040b04
a deep, vivid green · cool · closest name: black
RGB
4, 11, 4
HSL
120°, 47%, 3%
CMYK
64, 0, 64, 96
Luminance
0.0027
Every format
| HEX | #040b04 |
| RGB | rgb(4, 11, 4) |
| HSL | hsl(120, 47%, 3%) |
| CMYK | cmyk(64%, 0%, 64%, 96%) |
| LAB | lab(2.5 -2.8 2.0) |
| LCH | lch(2.5 3.5 144.4) |
| OKLCH | oklch(0.138 0.023 144.2) |
Copy-ready code
/* CSS */
color: #040b04;
background-color: #040b04;
/* Tailwind (arbitrary) */
class="text-[#040b04] bg-[#040b04]"
/* SCSS */
$brand: #040b04;
/* SwiftUI */
Color(red: 0.016, green: 0.043, blue: 0.016)
/* Android */
Color.parseColor("#040b04")Accessibility — WCAG contrast
Aa
#040b04 on white: 19.91:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#040b04 on black: 1.05:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red1.6%
Green4.3%
Blue1.6%
CMYK percentages
Cyan63.6%
Magenta0.0%
Yellow63.6%
Key (black)95.7%
Color previews
#040b04 text on a black background
contrast 1.05:1
Card sample
#040b04 text on a white background
contrast 19.91:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #040b04;
Background color
Panel with #040b04 background
background-color: #040b04;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #040b04;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(4, 11, 4, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(4, 11, 4, 0.45);
Border & gradient
Gradient panel
border: 3px solid #040b04; background: linear-gradient(135deg, #040b04, #040B09);