#40d310
a dark, electric green · cool · closest name: lime
RGB
64, 211, 16
HSL
105°, 86%, 45%
CMYK
70, 0, 92, 17
Luminance
0.4772
Every format
| HEX | #40d310 |
| RGB | rgb(64, 211, 16) |
| HSL | hsl(105, 86%, 45%) |
| CMYK | cmyk(70%, 0%, 92%, 17%) |
| LAB | lab(74.6 -68.2 71.3) |
| LCH | lch(74.6 98.7 133.7) |
| OKLCH | oklch(0.759 0.243 140.4) |
Copy-ready code
/* CSS */
color: #40d310;
background-color: #40d310;
/* Tailwind (arbitrary) */
class="text-[#40d310] bg-[#40d310]"
/* SCSS */
$brand: #40d310;
/* SwiftUI */
Color(red: 0.251, green: 0.827, blue: 0.063)
/* Android */
Color.parseColor("#40d310")Accessibility — WCAG contrast
Aa
#40d310 on white: 1.99:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#40d310 on black: 10.54:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red25.1%
Green82.7%
Blue6.3%
CMYK percentages
Cyan69.7%
Magenta0.0%
Yellow92.4%
Key (black)17.3%
Color previews
#40d310 text on a black background
contrast 10.54:1
Card sample
#40d310 text on a white background
contrast 1.99:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #40d310;
Background color
Panel with #40d310 background
background-color: #40d310;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #40d310;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(64, 211, 16, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(64, 211, 16, 0.45);
Border & gradient
Gradient panel
border: 3px solid #40d310; background: linear-gradient(135deg, #40d310, #10D362);