#21e310
a balanced, electric green · cool · closest name: lime
RGB
33, 227, 16
HSL
115°, 87%, 48%
CMYK
86, 0, 93, 11
Luminance
0.5530
Every format
| HEX | #21e310 |
| RGB | rgb(33, 227, 16) |
| HSL | hsl(115, 87%, 48%) |
| CMYK | cmyk(86%, 0%, 93%, 11%) |
| LAB | lab(79.2 -77.0 74.9) |
| LCH | lch(79.2 107.4 135.8) |
| OKLCH | oklch(0.796 0.265 142.2) |
Copy-ready code
/* CSS */
color: #21e310;
background-color: #21e310;
/* Tailwind (arbitrary) */
class="text-[#21e310] bg-[#21e310]"
/* SCSS */
$brand: #21e310;
/* SwiftUI */
Color(red: 0.129, green: 0.890, blue: 0.063)
/* Android */
Color.parseColor("#21e310")Accessibility — WCAG contrast
Aa
#21e310 on white: 1.74:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#21e310 on black: 12.06:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red12.9%
Green89.0%
Blue6.3%
CMYK percentages
Cyan85.5%
Magenta0.0%
Yellow93.0%
Key (black)11.0%
Color previews
#21e310 text on a black background
contrast 12.06:1
Card sample
#21e310 text on a white background
contrast 1.74:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #21e310;
Background color
Panel with #21e310 background
background-color: #21e310;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #21e310;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(33, 227, 16, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(33, 227, 16, 0.45);
Border & gradient
Gradient panel
border: 3px solid #21e310; background: linear-gradient(135deg, #21e310, #10E38C);