#00ff99
a balanced, electric green · cool · closest name: aquamarine
RGB
0, 255, 153
HSL
156°, 100%, 50%
CMYK
100, 0, 40, 0
Luminance
0.7382
Every format
| HEX | #00ff99 |
| RGB | rgb(0, 255, 153) |
| HSL | hsl(156, 100%, 50%) |
| CMYK | cmyk(100%, 0%, 40%, 0%) |
| LAB | lab(88.8 -72.5 34.9) |
| LCH | lch(88.8 80.5 154.3) |
| OKLCH | oklch(0.879 0.213 156.0) |
Copy-ready code
/* CSS */
color: #00ff99;
background-color: #00ff99;
/* Tailwind (arbitrary) */
class="text-[#00ff99] bg-[#00ff99]"
/* SCSS */
$brand: #00ff99;
/* SwiftUI */
Color(red: 0.000, green: 1.000, blue: 0.600)
/* Android */
Color.parseColor("#00ff99")Accessibility — WCAG contrast
Aa
#00ff99 on white: 1.33:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#00ff99 on black: 15.76:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red0.0%
Green100.0%
Blue60.0%
CMYK percentages
Cyan100.0%
Magenta0.0%
Yellow40.0%
Key (black)0.0%
Color previews
#00ff99 text on a black background
contrast 15.76:1
Card sample
#00ff99 text on a white background
contrast 1.33:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #00ff99;
Background color
Panel with #00ff99 background
background-color: #00ff99;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #00ff99;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(0, 255, 153, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(0, 255, 153, 0.45);
Border & gradient
Gradient panel
border: 3px solid #00ff99; background: linear-gradient(135deg, #00ff99, #00BBFF);