#642721
a dark, vivid red · warm · closest name: sienna
RGB
100, 39, 33
HSL
5°, 50%, 26%
CMYK
0, 61, 67, 61
Luminance
0.0427
Every format
| HEX | #642721 |
| RGB | rgb(100, 39, 33) |
| HSL | hsl(5, 50%, 26%) |
| CMYK | cmyk(0%, 61%, 67%, 61%) |
| LAB | lab(24.6 27.1 17.7) |
| LCH | lch(24.6 32.4 33.2) |
| OKLCH | oklch(0.360 0.090 28.0) |
Copy-ready code
/* CSS */
color: #642721;
background-color: #642721;
/* Tailwind (arbitrary) */
class="text-[#642721] bg-[#642721]"
/* SCSS */
$brand: #642721;
/* SwiftUI */
Color(red: 0.392, green: 0.153, blue: 0.129)
/* Android */
Color.parseColor("#642721")Accessibility — WCAG contrast
Aa
#642721 on white: 11.33:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#642721 on black: 1.85:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red39.2%
Green15.3%
Blue12.9%
CMYK percentages
Cyan0.0%
Magenta61.0%
Yellow67.0%
Key (black)60.8%
Color previews
#642721 text on a black background
contrast 1.85:1
Card sample
#642721 text on a white background
contrast 11.33:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #642721;
Background color
Panel with #642721 background
background-color: #642721;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #642721;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(100, 39, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(100, 39, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #642721; background: linear-gradient(135deg, #642721, #645421);