#040d0b
a deep, vivid cyan · cool · closest name: black
RGB
4, 13, 11
HSL
167°, 53%, 3%
CMYK
69, 0, 15, 95
Luminance
0.0034
Every format
| HEX | #040d0b |
| RGB | rgb(4, 13, 11) |
| HSL | hsl(167, 53%, 3%) |
| CMYK | cmyk(69%, 0%, 15%, 95%) |
| LAB | lab(3.0 -2.7 -0.0) |
| LCH | lch(3.0 2.7 180.2) |
| OKLCH | oklch(0.148 0.016 180.5) |
Copy-ready code
/* CSS */
color: #040d0b;
background-color: #040d0b;
/* Tailwind (arbitrary) */
class="text-[#040d0b] bg-[#040d0b]"
/* SCSS */
$brand: #040d0b;
/* SwiftUI */
Color(red: 0.016, green: 0.051, blue: 0.043)
/* Android */
Color.parseColor("#040d0b")Accessibility — WCAG contrast
Aa
#040d0b on white: 19.67:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#040d0b on black: 1.07:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red1.6%
Green5.1%
Blue4.3%
CMYK percentages
Cyan69.2%
Magenta0.0%
Yellow15.4%
Key (black)94.9%
Color previews
#040d0b text on a black background
contrast 1.07:1
Card sample
#040d0b text on a white background
contrast 19.67:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #040d0b;
Background color
Panel with #040d0b background
background-color: #040d0b;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #040d0b;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(4, 13, 11, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(4, 13, 11, 0.45);
Border & gradient
Gradient panel
border: 3px solid #040d0b; background: linear-gradient(135deg, #040d0b, #04090D);