#665b21
a dark, vivid yellow · cool · closest name: olive
RGB
102, 91, 33
HSL
50°, 51%, 27%
CMYK
0, 11, 68, 60
Luminance
0.1042
Every format
| HEX | #665b21 |
| RGB | rgb(102, 91, 33) |
| HSL | hsl(50, 51%, 27%) |
| CMYK | cmyk(0%, 11%, 68%, 60%) |
| LAB | lab(38.6 -3.3 34.0) |
| LCH | lch(38.6 34.2 95.5) |
| OKLCH | oklch(0.469 0.078 98.5) |
Copy-ready code
/* CSS */
color: #665b21;
background-color: #665b21;
/* Tailwind (arbitrary) */
class="text-[#665b21] bg-[#665b21]"
/* SCSS */
$brand: #665b21;
/* SwiftUI */
Color(red: 0.400, green: 0.357, blue: 0.129)
/* Android */
Color.parseColor("#665b21")Accessibility — WCAG contrast
Aa
#665b21 on white: 6.81:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#665b21 on black: 3.08:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red40.0%
Green35.7%
Blue12.9%
CMYK percentages
Cyan0.0%
Magenta10.8%
Yellow67.6%
Key (black)60.0%
Color previews
#665b21 text on a black background
contrast 3.08:1
Card sample
#665b21 text on a white background
contrast 6.81:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #665b21;
Background color
Panel with #665b21 background
background-color: #665b21;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #665b21;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(102, 91, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(102, 91, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #665b21; background: linear-gradient(135deg, #665b21, #436621);