#642f21
a dark, vivid red · warm · closest name: sienna
RGB
100, 47, 33
HSL
13°, 50%, 26%
CMYK
0, 53, 67, 61
Luminance
0.0485
Every format
| HEX | #642f21 |
| RGB | rgb(100, 47, 33) |
| HSL | hsl(13, 50%, 26%) |
| CMYK | cmyk(0%, 53%, 67%, 61%) |
| LAB | lab(26.3 22.6 19.9) |
| LCH | lch(26.3 30.1 41.4) |
| OKLCH | oklch(0.373 0.080 35.8) |
Copy-ready code
/* CSS */
color: #642f21;
background-color: #642f21;
/* Tailwind (arbitrary) */
class="text-[#642f21] bg-[#642f21]"
/* SCSS */
$brand: #642f21;
/* SwiftUI */
Color(red: 0.392, green: 0.184, blue: 0.129)
/* Android */
Color.parseColor("#642f21")Accessibility — WCAG contrast
Aa
#642f21 on white: 10.66:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#642f21 on black: 1.97:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red39.2%
Green18.4%
Blue12.9%
CMYK percentages
Cyan0.0%
Magenta53.0%
Yellow67.0%
Key (black)60.8%
Color previews
#642f21 text on a black background
contrast 1.97:1
Card sample
#642f21 text on a white background
contrast 10.66:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #642f21;
Background color
Panel with #642f21 background
background-color: #642f21;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #642f21;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(100, 47, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(100, 47, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #642f21; background: linear-gradient(135deg, #642f21, #645C21);