#647828
a dark, vivid green · cool · closest name: olivedrab
RGB
100, 120, 40
HSL
75°, 50%, 31%
CMYK
17, 0, 67, 53
Luminance
0.1630
Every format
| HEX | #647828 |
| RGB | rgb(100, 120, 40) |
| HSL | hsl(75, 50%, 31%) |
| CMYK | cmyk(17%, 0%, 67%, 53%) |
| LAB | lab(47.4 -19.8 40.1) |
| LCH | lch(47.4 44.7 116.3) |
| OKLCH | oklch(0.539 0.108 122.1) |
Copy-ready code
/* CSS */
color: #647828;
background-color: #647828;
/* Tailwind (arbitrary) */
class="text-[#647828] bg-[#647828]"
/* SCSS */
$brand: #647828;
/* SwiftUI */
Color(red: 0.392, green: 0.471, blue: 0.157)
/* Android */
Color.parseColor("#647828")Accessibility — WCAG contrast
Aa
#647828 on white: 4.93:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#647828 on black: 4.26:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red39.2%
Green47.1%
Blue15.7%
CMYK percentages
Cyan16.7%
Magenta0.0%
Yellow66.7%
Key (black)52.9%
Color previews
#647828 text on a black background
contrast 4.26:1
Card sample
#647828 text on a white background
contrast 4.93:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #647828;
Background color
Panel with #647828 background
background-color: #647828;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #647828;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(100, 120, 40, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(100, 120, 40, 0.45);
Border & gradient
Gradient panel
border: 3px solid #647828; background: linear-gradient(135deg, #647828, #2F7828);