#40c839
a balanced, vivid green · cool · closest name: forestgreen
RGB
64, 200, 57
HSL
117°, 57%, 50%
CMYK
68, 0, 72, 22
Luminance
0.4269
Every format
| HEX | #40c839 |
| RGB | rgb(64, 200, 57) |
| HSL | hsl(117, 57%, 50%) |
| CMYK | cmyk(68%, 0%, 72%, 22%) |
| LAB | lab(71.3 -62.6 57.8) |
| LCH | lch(71.3 85.2 137.3) |
| OKLCH | oklch(0.732 0.215 142.4) |
Copy-ready code
/* CSS */
color: #40c839;
background-color: #40c839;
/* Tailwind (arbitrary) */
class="text-[#40c839] bg-[#40c839]"
/* SCSS */
$brand: #40c839;
/* SwiftUI */
Color(red: 0.251, green: 0.784, blue: 0.224)
/* Android */
Color.parseColor("#40c839")Accessibility — WCAG contrast
Aa
#40c839 on white: 2.20:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#40c839 on black: 9.54:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red25.1%
Green78.4%
Blue22.4%
CMYK percentages
Cyan68.0%
Magenta0.0%
Yellow71.5%
Key (black)21.6%
Color previews
#40c839 text on a black background
contrast 9.54:1
Card sample
#40c839 text on a white background
contrast 2.20:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #40c839;
Background color
Panel with #40c839 background
background-color: #40c839;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #40c839;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(64, 200, 57, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(64, 200, 57, 0.45);
Border & gradient
Gradient panel
border: 3px solid #40c839; background: linear-gradient(135deg, #40c839, #39C891);