#420a00
a deep, electric red · warm · closest name: maroon
RGB
66, 10, 0
HSL
9°, 100%, 13%
CMYK
0, 85, 100, 74
Luminance
0.0138
Every format
| HEX | #420a00 |
| RGB | rgb(66, 10, 0) |
| HSL | hsl(9, 100%, 13%) |
| CMYK | cmyk(0%, 85%, 100%, 74%) |
| LAB | lab(11.8 26.0 18.3) |
| LCH | lch(11.8 31.8 35.2) |
| OKLCH | oklch(0.249 0.087 35.0) |
Copy-ready code
/* CSS */
color: #420a00;
background-color: #420a00;
/* Tailwind (arbitrary) */
class="text-[#420a00] bg-[#420a00]"
/* SCSS */
$brand: #420a00;
/* SwiftUI */
Color(red: 0.259, green: 0.039, blue: 0.000)
/* Android */
Color.parseColor("#420a00")Accessibility — WCAG contrast
Aa
#420a00 on white: 16.47:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#420a00 on black: 1.28:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red25.9%
Green3.9%
Blue0.0%
CMYK percentages
Cyan0.0%
Magenta84.8%
Yellow100.0%
Key (black)74.1%
Color previews
#420a00 text on a black background
contrast 1.28:1
Card sample
#420a00 text on a white background
contrast 16.47:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #420a00;
Background color
Panel with #420a00 background
background-color: #420a00;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #420a00;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(66, 10, 0, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(66, 10, 0, 0.45);
Border & gradient
Gradient panel
border: 3px solid #420a00; background: linear-gradient(135deg, #420a00, #423600);