#18ff99
a balanced, electric green · cool · closest name: aquamarine
RGB
24, 255, 153
HSL
154°, 100%, 55%
CMYK
91, 0, 40, 0
Luminance
0.7401
Every format
| HEX | #18ff99 |
| RGB | rgb(24, 255, 153) |
| HSL | hsl(154, 100%, 55%) |
| CMYK | cmyk(91%, 0%, 40%, 0%) |
| LAB | lab(88.9 -71.8 35.1) |
| LCH | lch(88.9 79.9 154.0) |
| OKLCH | oklch(0.880 0.212 155.7) |
Copy-ready code
/* CSS */
color: #18ff99;
background-color: #18ff99;
/* Tailwind (arbitrary) */
class="text-[#18ff99] bg-[#18ff99]"
/* SCSS */
$brand: #18ff99;
/* SwiftUI */
Color(red: 0.094, green: 1.000, blue: 0.600)
/* Android */
Color.parseColor("#18ff99")Accessibility — WCAG contrast
Aa
#18ff99 on white: 1.33:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#18ff99 on black: 15.80:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red9.4%
Green100.0%
Blue60.0%
CMYK percentages
Cyan90.6%
Magenta0.0%
Yellow40.0%
Key (black)0.0%
Color previews
#18ff99 text on a black background
contrast 15.80:1
Card sample
#18ff99 text on a white background
contrast 1.33:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #18ff99;
Background color
Panel with #18ff99 background
background-color: #18ff99;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #18ff99;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(24, 255, 153, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(24, 255, 153, 0.45);
Border & gradient
Gradient panel
border: 3px solid #18ff99; background: linear-gradient(135deg, #18ff99, #18CBFF);