#040d16
a deep, vivid blue · cool · closest name: black
RGB
4, 13, 22
HSL
210°, 69%, 5%
CMYK
82, 41, 0, 91
Luminance
0.0037
Every format
| HEX | #040d16 |
| RGB | rgb(4, 13, 22) |
| HSL | hsl(210, 69%, 5%) |
| CMYK | cmyk(82%, 41%, 0%, 91%) |
| LAB | lab(3.4 -0.6 -5.8) |
| LCH | lch(3.4 5.9 264.2) |
| OKLCH | oklch(0.154 0.025 245.9) |
Copy-ready code
/* CSS */
color: #040d16;
background-color: #040d16;
/* Tailwind (arbitrary) */
class="text-[#040d16] bg-[#040d16]"
/* SCSS */
$brand: #040d16;
/* SwiftUI */
Color(red: 0.016, green: 0.051, blue: 0.086)
/* Android */
Color.parseColor("#040d16")Accessibility — WCAG contrast
Aa
#040d16 on white: 19.55:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#040d16 on black: 1.07:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red1.6%
Green5.1%
Blue8.6%
CMYK percentages
Cyan81.8%
Magenta40.9%
Yellow0.0%
Key (black)91.4%
Color previews
#040d16 text on a black background
contrast 1.07:1
Card sample
#040d16 text on a white background
contrast 19.55:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #040d16;
Background color
Panel with #040d16 background
background-color: #040d16;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #040d16;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(4, 13, 22, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(4, 13, 22, 0.45);
Border & gradient
Gradient panel
border: 3px solid #040d16; background: linear-gradient(135deg, #040d16, #070416);