#33ff81
a balanced, electric green · cool · closest name: lime
RGB
51, 255, 129
HSL
143°, 100%, 60%
CMYK
80, 0, 49, 0
Luminance
0.7381
Every format
| HEX | #33ff81 |
| RGB | rgb(51, 255, 129) |
| HSL | hsl(143, 100%, 60%) |
| CMYK | cmyk(80%, 0%, 49%, 0%) |
| LAB | lab(88.8 -73.8 46.6) |
| LCH | lch(88.8 87.3 147.7) |
| OKLCH | oklch(0.879 0.228 150.3) |
Copy-ready code
/* CSS */
color: #33ff81;
background-color: #33ff81;
/* Tailwind (arbitrary) */
class="text-[#33ff81] bg-[#33ff81]"
/* SCSS */
$brand: #33ff81;
/* SwiftUI */
Color(red: 0.200, green: 1.000, blue: 0.506)
/* Android */
Color.parseColor("#33ff81")Accessibility — WCAG contrast
Aa
#33ff81 on white: 1.33:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#33ff81 on black: 15.76:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red20.0%
Green100.0%
Blue50.6%
CMYK percentages
Cyan80.0%
Magenta0.0%
Yellow49.4%
Key (black)0.0%
Color previews
#33ff81 text on a black background
contrast 15.76:1
Card sample
#33ff81 text on a white background
contrast 1.33:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #33ff81;
Background color
Panel with #33ff81 background
background-color: #33ff81;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #33ff81;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(51, 255, 129, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(51, 255, 129, 0.45);
Border & gradient
Gradient panel
border: 3px solid #33ff81; background: linear-gradient(135deg, #33ff81, #33F5FF);