#638021
a dark, vivid green · cool · closest name: olivedrab
RGB
99, 128, 33
HSL
78°, 59%, 32%
CMYK
23, 0, 74, 50
Luminance
0.1820
Every format
| HEX | #638021 |
| RGB | rgb(99, 128, 33) |
| HSL | hsl(78, 59%, 32%) |
| CMYK | cmyk(23%, 0%, 74%, 50%) |
| LAB | lab(49.7 -24.8 45.5) |
| LCH | lch(49.7 51.8 118.6) |
| OKLCH | oklch(0.558 0.124 125.2) |
Copy-ready code
/* CSS */
color: #638021;
background-color: #638021;
/* Tailwind (arbitrary) */
class="text-[#638021] bg-[#638021]"
/* SCSS */
$brand: #638021;
/* SwiftUI */
Color(red: 0.388, green: 0.502, blue: 0.129)
/* Android */
Color.parseColor("#638021")Accessibility — WCAG contrast
Aa
#638021 on white: 4.53:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#638021 on black: 4.64:1
AA ✓ pass · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red38.8%
Green50.2%
Blue12.9%
CMYK percentages
Cyan22.7%
Magenta0.0%
Yellow74.2%
Key (black)49.8%
Color previews
#638021 text on a black background
contrast 4.64:1
Card sample
#638021 text on a white background
contrast 4.53:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #638021;
Background color
Panel with #638021 background
background-color: #638021;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #638021;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(99, 128, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(99, 128, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #638021; background: linear-gradient(135deg, #638021, #248021);