#3fca21
a balanced, vivid green · cool · closest name: lime
RGB
63, 202, 33
HSL
109°, 72%, 46%
CMYK
69, 0, 84, 21
Luminance
0.4341
Every format
| HEX | #3fca21 |
| RGB | rgb(63, 202, 33) |
| HSL | hsl(109, 72%, 46%) |
| CMYK | cmyk(69%, 0%, 84%, 21%) |
| LAB | lab(71.8 -65.0 65.7) |
| LCH | lch(71.8 92.4 134.7) |
| OKLCH | oklch(0.736 0.229 140.9) |
Copy-ready code
/* CSS */
color: #3fca21;
background-color: #3fca21;
/* Tailwind (arbitrary) */
class="text-[#3fca21] bg-[#3fca21]"
/* SCSS */
$brand: #3fca21;
/* SwiftUI */
Color(red: 0.247, green: 0.792, blue: 0.129)
/* Android */
Color.parseColor("#3fca21")Accessibility — WCAG contrast
Aa
#3fca21 on white: 2.17:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#3fca21 on black: 9.68:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red24.7%
Green79.2%
Blue12.9%
CMYK percentages
Cyan68.8%
Magenta0.0%
Yellow83.7%
Key (black)20.8%
Color previews
#3fca21 text on a black background
contrast 9.68:1
Card sample
#3fca21 text on a white background
contrast 2.17:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #3fca21;
Background color
Panel with #3fca21 background
background-color: #3fca21;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #3fca21;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(63, 202, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(63, 202, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #3fca21; background: linear-gradient(135deg, #3fca21, #21CA74);