#40ff4f
a balanced, electric green · cool · closest name: lime
RGB
64, 255, 79
HSL
125°, 100%, 63%
CMYK
75, 0, 69, 0
Luminance
0.7317
Every format
| HEX | #40ff4f |
| RGB | rgb(64, 255, 79) |
| HSL | hsl(125, 100%, 63%) |
| CMYK | cmyk(75%, 0%, 69%, 0%) |
| LAB | lab(88.5 -78.1 67.6) |
| LCH | lch(88.5 103.3 139.1) |
| OKLCH | oklch(0.875 0.262 143.8) |
Copy-ready code
/* CSS */
color: #40ff4f;
background-color: #40ff4f;
/* Tailwind (arbitrary) */
class="text-[#40ff4f] bg-[#40ff4f]"
/* SCSS */
$brand: #40ff4f;
/* SwiftUI */
Color(red: 0.251, green: 1.000, blue: 0.310)
/* Android */
Color.parseColor("#40ff4f")Accessibility — WCAG contrast
Aa
#40ff4f on white: 1.34:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#40ff4f on black: 15.63:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red25.1%
Green100.0%
Blue31.0%
CMYK percentages
Cyan74.9%
Magenta0.0%
Yellow69.0%
Key (black)0.0%
Color previews
#40ff4f text on a black background
contrast 15.63:1
Card sample
#40ff4f text on a white background
contrast 1.34:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #40ff4f;
Background color
Panel with #40ff4f background
background-color: #40ff4f;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #40ff4f;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(64, 255, 79, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(64, 255, 79, 0.45);
Border & gradient
Gradient panel
border: 3px solid #40ff4f; background: linear-gradient(135deg, #40ff4f, #40FFCE);