#cff404
a balanced, electric yellow · cool · closest name: yellow
RGB
207, 244, 4
HSL
69°, 97%, 49%
CMYK
15, 0, 98, 4
Luminance
0.7798
Every format
| HEX | #cff404 |
| RGB | rgb(207, 244, 4) |
| HSL | hsl(69, 97%, 49%) |
| CMYK | cmyk(15%, 0%, 98%, 4%) |
| LAB | lab(90.8 -35.9 87.9) |
| LCH | lch(90.8 95.0 112.2) |
| OKLCH | oklch(0.908 0.216 120.2) |
Copy-ready code
/* CSS */
color: #cff404;
background-color: #cff404;
/* Tailwind (arbitrary) */
class="text-[#cff404] bg-[#cff404]"
/* SCSS */
$brand: #cff404;
/* SwiftUI */
Color(red: 0.812, green: 0.957, blue: 0.016)
/* Android */
Color.parseColor("#cff404")Accessibility — WCAG contrast
Aa
#cff404 on white: 1.27:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#cff404 on black: 16.60:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red81.2%
Green95.7%
Blue1.6%
CMYK percentages
Cyan15.2%
Magenta0.0%
Yellow98.4%
Key (black)4.3%
Color previews
#cff404 text on a black background
contrast 16.60:1
Card sample
#cff404 text on a white background
contrast 1.27:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #cff404;
Background color
Panel with #cff404 background
background-color: #cff404;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #cff404;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(207, 244, 4, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(207, 244, 4, 0.45);
Border & gradient
Gradient panel
border: 3px solid #cff404; background: linear-gradient(135deg, #cff404, #2FF404);