#00dd21
a dark, electric green · cool · closest name: lime
RGB
0, 221, 33
HSL
129°, 100%, 43%
CMYK
100, 0, 85, 13
Luminance
0.5182
Every format
| HEX | #00dd21 |
| RGB | rgb(0, 221, 33) |
| HSL | hsl(129, 100%, 43%) |
| CMYK | cmyk(100%, 0%, 85%, 13%) |
| LAB | lab(77.2 -76.5 70.2) |
| LCH | lch(77.2 103.8 137.4) |
| OKLCH | oklch(0.778 0.258 143.3) |
Copy-ready code
/* CSS */
color: #00dd21;
background-color: #00dd21;
/* Tailwind (arbitrary) */
class="text-[#00dd21] bg-[#00dd21]"
/* SCSS */
$brand: #00dd21;
/* SwiftUI */
Color(red: 0.000, green: 0.867, blue: 0.129)
/* Android */
Color.parseColor("#00dd21")Accessibility — WCAG contrast
Aa
#00dd21 on white: 1.85:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#00dd21 on black: 11.36:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red0.0%
Green86.7%
Blue12.9%
CMYK percentages
Cyan100.0%
Magenta0.0%
Yellow85.1%
Key (black)13.3%
Color previews
#00dd21 text on a black background
contrast 11.36:1
Card sample
#00dd21 text on a white background
contrast 1.85:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #00dd21;
Background color
Panel with #00dd21 background
background-color: #00dd21;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #00dd21;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(0, 221, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(0, 221, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #00dd21; background: linear-gradient(135deg, #00dd21, #00DDB4);