#647a21
a dark, vivid green · cool · closest name: olivedrab
RGB
100, 122, 33
HSL
75°, 57%, 30%
CMYK
18, 0, 73, 52
Luminance
0.1674
Every format
| HEX | #647a21 |
| RGB | rgb(100, 122, 33) |
| HSL | hsl(75, 57%, 30%) |
| CMYK | cmyk(18%, 0%, 73%, 52%) |
| LAB | lab(47.9 -21.4 43.7) |
| LCH | lch(47.9 48.6 116.1) |
| OKLCH | oklch(0.544 0.116 122.5) |
Copy-ready code
/* CSS */
color: #647a21;
background-color: #647a21;
/* Tailwind (arbitrary) */
class="text-[#647a21] bg-[#647a21]"
/* SCSS */
$brand: #647a21;
/* SwiftUI */
Color(red: 0.392, green: 0.478, blue: 0.129)
/* Android */
Color.parseColor("#647a21")Accessibility — WCAG contrast
Aa
#647a21 on white: 4.83:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#647a21 on black: 4.35:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red39.2%
Green47.8%
Blue12.9%
CMYK percentages
Cyan18.0%
Magenta0.0%
Yellow73.0%
Key (black)52.2%
Color previews
#647a21 text on a black background
contrast 4.35:1
Card sample
#647a21 text on a white background
contrast 4.83:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #647a21;
Background color
Panel with #647a21 background
background-color: #647a21;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #647a21;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(100, 122, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(100, 122, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #647a21; background: linear-gradient(135deg, #647a21, #297A21);