#b5f521
a balanced, electric green · cool · closest name: yellow
RGB
181, 245, 33
HSL
78°, 91%, 55%
CMYK
26, 0, 87, 4
Luminance
0.7524
Every format
| HEX | #b5f521 |
| RGB | rgb(181, 245, 33) |
| HSL | hsl(78, 91%, 55%) |
| CMYK | cmyk(26%, 0%, 87%, 4%) |
| LAB | lab(89.5 -45.9 82.9) |
| LCH | lch(89.5 94.7 119.0) |
| OKLCH | oklch(0.894 0.223 126.7) |
Copy-ready code
/* CSS */
color: #b5f521;
background-color: #b5f521;
/* Tailwind (arbitrary) */
class="text-[#b5f521] bg-[#b5f521]"
/* SCSS */
$brand: #b5f521;
/* SwiftUI */
Color(red: 0.710, green: 0.961, blue: 0.129)
/* Android */
Color.parseColor("#b5f521")Accessibility — WCAG contrast
Aa
#b5f521 on white: 1.31:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#b5f521 on black: 16.05:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red71.0%
Green96.1%
Blue12.9%
CMYK percentages
Cyan26.1%
Magenta0.0%
Yellow86.5%
Key (black)3.9%
Color previews
#b5f521 text on a black background
contrast 16.05:1
Card sample
#b5f521 text on a white background
contrast 1.31:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #b5f521;
Background color
Panel with #b5f521 background
background-color: #b5f521;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #b5f521;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(181, 245, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(181, 245, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #b5f521; background: linear-gradient(135deg, #b5f521, #28F521);