#661100
a deep, electric red · warm · closest name: maroon
RGB
102, 17, 0
HSL
10°, 100%, 20%
CMYK
0, 83, 100, 60
Luminance
0.0323
Every format
| HEX | #661100 |
| RGB | rgb(102, 17, 0) |
| HSL | hsl(10, 100%, 20%) |
| CMYK | cmyk(0%, 83%, 100%, 60%) |
| LAB | lab(20.9 36.3 31.5) |
| LCH | lch(20.9 48.0 40.9) |
| OKLCH | oklch(0.332 0.121 33.6) |
Copy-ready code
/* CSS */
color: #661100;
background-color: #661100;
/* Tailwind (arbitrary) */
class="text-[#661100] bg-[#661100]"
/* SCSS */
$brand: #661100;
/* SwiftUI */
Color(red: 0.400, green: 0.067, blue: 0.000)
/* Android */
Color.parseColor("#661100")Accessibility — WCAG contrast
Aa
#661100 on white: 12.76:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#661100 on black: 1.65:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red40.0%
Green6.7%
Blue0.0%
CMYK percentages
Cyan0.0%
Magenta83.3%
Yellow100.0%
Key (black)60.0%
Color previews
#661100 text on a black background
contrast 1.65:1
Card sample
#661100 text on a white background
contrast 12.76:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #661100;
Background color
Panel with #661100 background
background-color: #661100;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #661100;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(102, 17, 0, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(102, 17, 0, 0.45);
Border & gradient
Gradient panel
border: 3px solid #661100; background: linear-gradient(135deg, #661100, #665500);