#40df6b
a balanced, vivid green · cool · closest name: forestgreen
RGB
64, 223, 107
HSL
136°, 71%, 56%
CMYK
71, 0, 52, 13
Luminance
0.5493
Every format
| HEX | #40df6b |
| RGB | rgb(64, 223, 107) |
| HSL | hsl(136, 71%, 56%) |
| CMYK | cmyk(71%, 0%, 52%, 13%) |
| LAB | lab(79.0 -64.7 44.9) |
| LCH | lch(79.0 78.8 145.2) |
| OKLCH | oklch(0.797 0.205 148.2) |
Copy-ready code
/* CSS */
color: #40df6b;
background-color: #40df6b;
/* Tailwind (arbitrary) */
class="text-[#40df6b] bg-[#40df6b]"
/* SCSS */
$brand: #40df6b;
/* SwiftUI */
Color(red: 0.251, green: 0.875, blue: 0.420)
/* Android */
Color.parseColor("#40df6b")Accessibility — WCAG contrast
Aa
#40df6b on white: 1.75:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#40df6b on black: 11.99:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red25.1%
Green87.5%
Blue42.0%
CMYK percentages
Cyan71.3%
Magenta0.0%
Yellow52.0%
Key (black)12.5%
Color previews
#40df6b text on a black background
contrast 11.99:1
Card sample
#40df6b text on a white background
contrast 1.75:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #40df6b;
Background color
Panel with #40df6b background
background-color: #40df6b;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #40df6b;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(64, 223, 107, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(64, 223, 107, 0.45);
Border & gradient
Gradient panel
border: 3px solid #40df6b; background: linear-gradient(135deg, #40df6b, #40DFD5);