#3f030f
a deep, electric red · warm · closest name: black
RGB
63, 3, 15
HSL
348°, 91%, 13%
CMYK
0, 95, 76, 75
Luminance
0.0116
Every format
| HEX | #3f030f |
| RGB | rgb(63, 3, 15) |
| HSL | hsl(348, 91%, 13%) |
| CMYK | cmyk(0%, 95%, 76%, 75%) |
| LAB | lab(10.2 28.7 9.6) |
| LCH | lch(10.2 30.3 18.5) |
| OKLCH | oklch(0.237 0.089 16.5) |
Copy-ready code
/* CSS */
color: #3f030f;
background-color: #3f030f;
/* Tailwind (arbitrary) */
class="text-[#3f030f] bg-[#3f030f]"
/* SCSS */
$brand: #3f030f;
/* SwiftUI */
Color(red: 0.247, green: 0.012, blue: 0.059)
/* Android */
Color.parseColor("#3f030f")Accessibility — WCAG contrast
Aa
#3f030f on white: 17.06:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#3f030f on black: 1.23:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red24.7%
Green1.2%
Blue5.9%
CMYK percentages
Cyan0.0%
Magenta95.2%
Yellow76.2%
Key (black)75.3%
Color previews
#3f030f text on a black background
contrast 1.23:1
Card sample
#3f030f text on a white background
contrast 17.06:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #3f030f;
Background color
Panel with #3f030f background
background-color: #3f030f;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #3f030f;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(63, 3, 15, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(63, 3, 15, 0.45);
Border & gradient
Gradient panel
border: 3px solid #3f030f; background: linear-gradient(135deg, #3f030f, #3F1F03);