#664f22
a dark, vivid orange · warm · closest name: sienna
RGB
102, 79, 34
HSL
40°, 50%, 27%
CMYK
0, 23, 67, 60
Luminance
0.0853
Every format
| HEX | #664f22 |
| RGB | rgb(102, 79, 34) |
| HSL | hsl(40, 50%, 27%) |
| CMYK | cmyk(0%, 23%, 67%, 60%) |
| LAB | lab(35.1 4.0 29.7) |
| LCH | lch(35.1 29.9 82.2) |
| OKLCH | oklch(0.442 0.069 82.0) |
Copy-ready code
/* CSS */
color: #664f22;
background-color: #664f22;
/* Tailwind (arbitrary) */
class="text-[#664f22] bg-[#664f22]"
/* SCSS */
$brand: #664f22;
/* SwiftUI */
Color(red: 0.400, green: 0.310, blue: 0.133)
/* Android */
Color.parseColor("#664f22")Accessibility — WCAG contrast
Aa
#664f22 on white: 7.76:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#664f22 on black: 2.71:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red40.0%
Green31.0%
Blue13.3%
CMYK percentages
Cyan0.0%
Magenta22.5%
Yellow66.7%
Key (black)60.0%
Color previews
#664f22 text on a black background
contrast 2.71:1
Card sample
#664f22 text on a white background
contrast 7.76:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #664f22;
Background color
Panel with #664f22 background
background-color: #664f22;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #664f22;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(102, 79, 34, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(102, 79, 34, 0.45);
Border & gradient
Gradient panel
border: 3px solid #664f22; background: linear-gradient(135deg, #664f22, #506622);