#041521
a deep, electric blue · cool · closest name: black
RGB
4, 21, 33
HSL
205°, 78%, 7%
CMYK
88, 36, 0, 87
Luminance
0.0067
Every format
| HEX | #041521 |
| RGB | rgb(4, 21, 33) |
| HSL | hsl(205, 78%, 7%) |
| CMYK | cmyk(88%, 36%, 0%, 87%) |
| LAB | lab(6.1 -1.9 -10.3) |
| LCH | lch(6.1 10.5 259.6) |
| OKLCH | oklch(0.188 0.034 240.5) |
Copy-ready code
/* CSS */
color: #041521;
background-color: #041521;
/* Tailwind (arbitrary) */
class="text-[#041521] bg-[#041521]"
/* SCSS */
$brand: #041521;
/* SwiftUI */
Color(red: 0.016, green: 0.082, blue: 0.129)
/* Android */
Color.parseColor("#041521")Accessibility — WCAG contrast
Aa
#041521 on white: 18.51:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#041521 on black: 1.13:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red1.6%
Green8.2%
Blue12.9%
CMYK percentages
Cyan87.9%
Magenta36.4%
Yellow0.0%
Key (black)87.1%
Color previews
#041521 text on a black background
contrast 1.13:1
Card sample
#041521 text on a white background
contrast 18.51:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #041521;
Background color
Panel with #041521 background
background-color: #041521;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #041521;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(4, 21, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(4, 21, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #041521; background: linear-gradient(135deg, #041521, #060421);