#637421
a dark, vivid green · cool · closest name: olivedrab
RGB
99, 116, 33
HSL
72°, 56%, 29%
CMYK
15, 0, 72, 55
Luminance
0.1525
Every format
| HEX | #637421 |
| RGB | rgb(99, 116, 33) |
| HSL | hsl(72, 56%, 29%) |
| CMYK | cmyk(15%, 0%, 72%, 55%) |
| LAB | lab(46.0 -18.7 41.7) |
| LCH | lch(46.0 45.7 114.1) |
| OKLCH | oklch(0.528 0.109 120.3) |
Copy-ready code
/* CSS */
color: #637421;
background-color: #637421;
/* Tailwind (arbitrary) */
class="text-[#637421] bg-[#637421]"
/* SCSS */
$brand: #637421;
/* SwiftUI */
Color(red: 0.388, green: 0.455, blue: 0.129)
/* Android */
Color.parseColor("#637421")Accessibility — WCAG contrast
Aa
#637421 on white: 5.18:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#637421 on black: 4.05:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red38.8%
Green45.5%
Blue12.9%
CMYK percentages
Cyan14.7%
Magenta0.0%
Yellow71.6%
Key (black)54.5%
Color previews
#637421 text on a black background
contrast 4.05:1
Card sample
#637421 text on a white background
contrast 5.18:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #637421;
Background color
Panel with #637421 background
background-color: #637421;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #637421;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(99, 116, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(99, 116, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #637421; background: linear-gradient(135deg, #637421, #2C7421);