#638c01
a dark, electric green · cool · closest name: olivedrab
RGB
99, 140, 1
HSL
78°, 99%, 28%
CMYK
29, 0, 99, 45
Luminance
0.2141
Every format
| HEX | #638c01 |
| RGB | rgb(99, 140, 1) |
| HSL | hsl(78, 99%, 28%) |
| CMYK | cmyk(29%, 0%, 99%, 45%) |
| LAB | lab(53.4 -31.8 56.7) |
| LCH | lch(53.4 65.0 119.3) |
| OKLCH | oklch(0.588 0.152 127.4) |
Copy-ready code
/* CSS */
color: #638c01;
background-color: #638c01;
/* Tailwind (arbitrary) */
class="text-[#638c01] bg-[#638c01]"
/* SCSS */
$brand: #638c01;
/* SwiftUI */
Color(red: 0.388, green: 0.549, blue: 0.004)
/* Android */
Color.parseColor("#638c01")Accessibility — WCAG contrast
Aa
#638c01 on white: 3.98:1
AA ✗ fail · AA-large ✓ · AAA ✗
Aa
#638c01 on black: 5.28:1
AA ✓ pass · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red38.8%
Green54.9%
Blue0.4%
CMYK percentages
Cyan29.3%
Magenta0.0%
Yellow99.3%
Key (black)45.1%
Color previews
#638c01 text on a black background
contrast 5.28:1
Card sample
#638c01 text on a white background
contrast 3.98:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #638c01;
Background color
Panel with #638c01 background
background-color: #638c01;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #638c01;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(99, 140, 1, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(99, 140, 1, 0.45);
Border & gradient
Gradient panel
border: 3px solid #638c01; background: linear-gradient(135deg, #638c01, #068C01);