#42000f
a deep, electric red · warm · closest name: black
RGB
66, 0, 15
HSL
346°, 100%, 13%
CMYK
0, 100, 77, 74
Luminance
0.0119
Every format
| HEX | #42000f |
| RGB | rgb(66, 0, 15) |
| HSL | hsl(346, 100%, 13%) |
| CMYK | cmyk(0%, 100%, 77%, 74%) |
| LAB | lab(10.5 31.1 10.1) |
| LCH | lch(10.5 32.7 18.0) |
| OKLCH | oklch(0.241 0.096 15.9) |
Copy-ready code
/* CSS */
color: #42000f;
background-color: #42000f;
/* Tailwind (arbitrary) */
class="text-[#42000f] bg-[#42000f]"
/* SCSS */
$brand: #42000f;
/* SwiftUI */
Color(red: 0.259, green: 0.000, blue: 0.059)
/* Android */
Color.parseColor("#42000f")Accessibility — WCAG contrast
Aa
#42000f on white: 16.96:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#42000f on black: 1.24:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red25.9%
Green0.0%
Blue5.9%
CMYK percentages
Cyan0.0%
Magenta100.0%
Yellow77.3%
Key (black)74.1%
Color previews
#42000f text on a black background
contrast 1.24:1
Card sample
#42000f text on a white background
contrast 16.96:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #42000f;
Background color
Panel with #42000f background
background-color: #42000f;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #42000f;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(66, 0, 15, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(66, 0, 15, 0.45);
Border & gradient
Gradient panel
border: 3px solid #42000f; background: linear-gradient(135deg, #42000f, #421D00);