#00cf21
a dark, electric green · cool · closest name: lime
RGB
0, 207, 33
HSL
130°, 100%, 41%
CMYK
100, 0, 84, 19
Luminance
0.4474
Every format
| HEX | #00cf21 |
| RGB | rgb(0, 207, 33) |
| HSL | hsl(130, 100%, 41%) |
| CMYK | cmyk(100%, 0%, 84%, 19%) |
| LAB | lab(72.7 -72.7 66.2) |
| LCH | lch(72.7 98.3 137.7) |
| OKLCH | oklch(0.741 0.245 143.4) |
Copy-ready code
/* CSS */
color: #00cf21;
background-color: #00cf21;
/* Tailwind (arbitrary) */
class="text-[#00cf21] bg-[#00cf21]"
/* SCSS */
$brand: #00cf21;
/* SwiftUI */
Color(red: 0.000, green: 0.812, blue: 0.129)
/* Android */
Color.parseColor("#00cf21")Accessibility — WCAG contrast
Aa
#00cf21 on white: 2.11:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#00cf21 on black: 9.95:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red0.0%
Green81.2%
Blue12.9%
CMYK percentages
Cyan100.0%
Magenta0.0%
Yellow84.1%
Key (black)18.8%
Color previews
#00cf21 text on a black background
contrast 9.95:1
Card sample
#00cf21 text on a white background
contrast 2.11:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #00cf21;
Background color
Panel with #00cf21 background
background-color: #00cf21;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #00cf21;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(0, 207, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(0, 207, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #00cf21; background: linear-gradient(135deg, #00cf21, #00CFAB);