#646921
a dark, vivid yellow · cool · closest name: olive
RGB
100, 105, 33
HSL
64°, 52%, 27%
CMYK
5, 0, 69, 59
Luminance
0.1292
Every format
| HEX | #646921 |
| RGB | rgb(100, 105, 33) |
| HSL | hsl(64, 52%, 27%) |
| CMYK | cmyk(5%, 0%, 69%, 59%) |
| LAB | lab(42.6 -12.3 38.3) |
| LCH | lch(42.6 40.2 107.7) |
| OKLCH | oklch(0.501 0.094 113.1) |
Copy-ready code
/* CSS */
color: #646921;
background-color: #646921;
/* Tailwind (arbitrary) */
class="text-[#646921] bg-[#646921]"
/* SCSS */
$brand: #646921;
/* SwiftUI */
Color(red: 0.392, green: 0.412, blue: 0.129)
/* Android */
Color.parseColor("#646921")Accessibility — WCAG contrast
Aa
#646921 on white: 5.86:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#646921 on black: 3.58:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red39.2%
Green41.2%
Blue12.9%
CMYK percentages
Cyan4.8%
Magenta0.0%
Yellow68.6%
Key (black)58.8%
Color previews
#646921 text on a black background
contrast 3.58:1
Card sample
#646921 text on a white background
contrast 5.86:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #646921;
Background color
Panel with #646921 background
background-color: #646921;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #646921;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(100, 105, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(100, 105, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #646921; background: linear-gradient(135deg, #646921, #346921);