#664721
a dark, vivid orange · warm · closest name: sienna
RGB
102, 71, 33
HSL
33°, 51%, 27%
CMYK
0, 30, 68, 60
Luminance
0.0744
Every format
| HEX | #664721 |
| RGB | rgb(102, 71, 33) |
| HSL | hsl(33, 51%, 27%) |
| CMYK | cmyk(0%, 30%, 68%, 60%) |
| LAB | lab(32.8 8.9 27.6) |
| LCH | lch(32.8 29.0 72.2) |
| OKLCH | oklch(0.424 0.068 69.7) |
Copy-ready code
/* CSS */
color: #664721;
background-color: #664721;
/* Tailwind (arbitrary) */
class="text-[#664721] bg-[#664721]"
/* SCSS */
$brand: #664721;
/* SwiftUI */
Color(red: 0.400, green: 0.278, blue: 0.129)
/* Android */
Color.parseColor("#664721")Accessibility — WCAG contrast
Aa
#664721 on white: 8.44:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#664721 on black: 2.49:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red40.0%
Green27.8%
Blue12.9%
CMYK percentages
Cyan0.0%
Magenta30.4%
Yellow67.6%
Key (black)60.0%
Color previews
#664721 text on a black background
contrast 2.49:1
Card sample
#664721 text on a white background
contrast 8.44:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #664721;
Background color
Panel with #664721 background
background-color: #664721;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #664721;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(102, 71, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(102, 71, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #664721; background: linear-gradient(135deg, #664721, #576621);