#c9f521
a balanced, electric green · cool · closest name: yellow
RGB
201, 245, 33
HSL
73°, 91%, 55%
CMYK
18, 0, 87, 4
Luminance
0.7783
Every format
| HEX | #c9f521 |
| RGB | rgb(201, 245, 33) |
| HSL | hsl(73, 91%, 55%) |
| CMYK | cmyk(18%, 0%, 87%, 4%) |
| LAB | lab(90.7 -38.2 84.3) |
| LCH | lch(90.7 92.6 114.4) |
| OKLCH | oklch(0.907 0.214 122.1) |
Copy-ready code
/* CSS */
color: #c9f521;
background-color: #c9f521;
/* Tailwind (arbitrary) */
class="text-[#c9f521] bg-[#c9f521]"
/* SCSS */
$brand: #c9f521;
/* SwiftUI */
Color(red: 0.788, green: 0.961, blue: 0.129)
/* Android */
Color.parseColor("#c9f521")Accessibility — WCAG contrast
Aa
#c9f521 on white: 1.27:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#c9f521 on black: 16.57:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red78.8%
Green96.1%
Blue12.9%
CMYK percentages
Cyan18.0%
Magenta0.0%
Yellow86.5%
Key (black)3.9%
Color previews
#c9f521 text on a black background
contrast 16.57:1
Card sample
#c9f521 text on a white background
contrast 1.27:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #c9f521;
Background color
Panel with #c9f521 background
background-color: #c9f521;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #c9f521;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(201, 245, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(201, 245, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #c9f521; background: linear-gradient(135deg, #c9f521, #3BF521);