#40df3b
a balanced, vivid green · cool · closest name: lime
RGB
64, 223, 59
HSL
118°, 72%, 55%
CMYK
71, 0, 74, 13
Luminance
0.5418
Every format
| HEX | #40df3b |
| RGB | rgb(64, 223, 59) |
| HSL | hsl(118, 72%, 55%) |
| CMYK | cmyk(71%, 0%, 74%, 13%) |
| LAB | lab(78.6 -69.9 64.4) |
| LCH | lch(78.6 95.0 137.3) |
| OKLCH | oklch(0.792 0.239 142.6) |
Copy-ready code
/* CSS */
color: #40df3b;
background-color: #40df3b;
/* Tailwind (arbitrary) */
class="text-[#40df3b] bg-[#40df3b]"
/* SCSS */
$brand: #40df3b;
/* SwiftUI */
Color(red: 0.251, green: 0.875, blue: 0.231)
/* Android */
Color.parseColor("#40df3b")Accessibility — WCAG contrast
Aa
#40df3b on white: 1.77:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#40df3b on black: 11.84:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red25.1%
Green87.5%
Blue23.1%
CMYK percentages
Cyan71.3%
Magenta0.0%
Yellow73.5%
Key (black)12.5%
Color previews
#40df3b text on a black background
contrast 11.84:1
Card sample
#40df3b text on a white background
contrast 1.77:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #40df3b;
Background color
Panel with #40df3b background
background-color: #40df3b;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #40df3b;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(64, 223, 59, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(64, 223, 59, 0.45);
Border & gradient
Gradient panel
border: 3px solid #40df3b; background: linear-gradient(135deg, #40df3b, #3BDFA3);