#3f0804
a deep, electric red · warm · closest name: black
RGB
63, 8, 4
HSL
4°, 88%, 13%
CMYK
0, 87, 94, 75
Luminance
0.0124
Every format
| HEX | #3f0804 |
| RGB | rgb(63, 8, 4) |
| HSL | hsl(4, 88%, 13%) |
| CMYK | cmyk(0%, 87%, 94%, 75%) |
| LAB | lab(10.8 25.9 15.3) |
| LCH | lch(10.8 30.1 30.5) |
| OKLCH | oklch(0.241 0.085 30.0) |
Copy-ready code
/* CSS */
color: #3f0804;
background-color: #3f0804;
/* Tailwind (arbitrary) */
class="text-[#3f0804] bg-[#3f0804]"
/* SCSS */
$brand: #3f0804;
/* SwiftUI */
Color(red: 0.247, green: 0.031, blue: 0.016)
/* Android */
Color.parseColor("#3f0804")Accessibility — WCAG contrast
Aa
#3f0804 on white: 16.83:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#3f0804 on black: 1.25:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red24.7%
Green3.1%
Blue1.6%
CMYK percentages
Cyan0.0%
Magenta87.3%
Yellow93.7%
Key (black)75.3%
Color previews
#3f0804 text on a black background
contrast 1.25:1
Card sample
#3f0804 text on a white background
contrast 16.83:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #3f0804;
Background color
Panel with #3f0804 background
background-color: #3f0804;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #3f0804;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(63, 8, 4, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(63, 8, 4, 0.45);
Border & gradient
Gradient panel
border: 3px solid #3f0804; background: linear-gradient(135deg, #3f0804, #3F2F04);