#63df00
a dark, electric green · cool · closest name: lime
RGB
99, 223, 0
HSL
93°, 100%, 44%
CMYK
56, 0, 100, 13
Luminance
0.5543
Every format
| HEX | #63df00 |
| RGB | rgb(99, 223, 0) |
| HSL | hsl(93, 100%, 44%) |
| CMYK | cmyk(56%, 0%, 100%, 13%) |
| LAB | lab(79.3 -64.6 77.0) |
| LCH | lch(79.3 100.5 130.0) |
| OKLCH | oklch(0.800 0.244 137.4) |
Copy-ready code
/* CSS */
color: #63df00;
background-color: #63df00;
/* Tailwind (arbitrary) */
class="text-[#63df00] bg-[#63df00]"
/* SCSS */
$brand: #63df00;
/* SwiftUI */
Color(red: 0.388, green: 0.875, blue: 0.000)
/* Android */
Color.parseColor("#63df00")Accessibility — WCAG contrast
Aa
#63df00 on white: 1.74:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#63df00 on black: 12.09:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red38.8%
Green87.5%
Blue0.0%
CMYK percentages
Cyan55.6%
Magenta0.0%
Yellow100.0%
Key (black)12.5%
Color previews
#63df00 text on a black background
contrast 12.09:1
Card sample
#63df00 text on a white background
contrast 1.74:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #63df00;
Background color
Panel with #63df00 background
background-color: #63df00;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #63df00;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(99, 223, 0, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(99, 223, 0, 0.45);
Border & gradient
Gradient panel
border: 3px solid #63df00; background: linear-gradient(135deg, #63df00, #00DF32);