#040c01
a deep, electric green · cool · closest name: black
RGB
4, 12, 1
HSL
104°, 85%, 3%
CMYK
67, 0, 92, 95
Luminance
0.0029
Every format
| HEX | #040c01 |
| RGB | rgb(4, 12, 1) |
| HSL | hsl(104, 85%, 3%) |
| CMYK | cmyk(67%, 0%, 92%, 95%) |
| LAB | lab(2.6 -3.7 3.5) |
| LCH | lch(2.6 5.0 136.7) |
| OKLCH | oklch(0.140 0.035 134.6) |
Copy-ready code
/* CSS */
color: #040c01;
background-color: #040c01;
/* Tailwind (arbitrary) */
class="text-[#040c01] bg-[#040c01]"
/* SCSS */
$brand: #040c01;
/* SwiftUI */
Color(red: 0.016, green: 0.047, blue: 0.004)
/* Android */
Color.parseColor("#040c01")Accessibility — WCAG contrast
Aa
#040c01 on white: 19.85:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#040c01 on black: 1.06:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red1.6%
Green4.7%
Blue0.4%
CMYK percentages
Cyan66.7%
Magenta0.0%
Yellow91.7%
Key (black)95.3%
Color previews
#040c01 text on a black background
contrast 1.06:1
Card sample
#040c01 text on a white background
contrast 19.85:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #040c01;
Background color
Panel with #040c01 background
background-color: #040c01;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #040c01;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(4, 12, 1, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(4, 12, 1, 0.45);
Border & gradient
Gradient panel
border: 3px solid #040c01; background: linear-gradient(135deg, #040c01, #010C05);