#fefc21
a balanced, electric yellow · cool · closest name: yellow
RGB
254, 252, 33
HSL
60°, 99%, 56%
CMYK
0, 1, 87, 0
Luminance
0.9080
Every format
| HEX | #fefc21 |
| RGB | rgb(254, 252, 33) |
| HSL | hsl(60, 99%, 56%) |
| CMYK | cmyk(0%, 1%, 87%, 0%) |
| LAB | lab(96.3 -20.2 90.5) |
| LCH | lch(96.3 92.7 102.6) |
| OKLCH | oklch(0.962 0.204 109.1) |
Copy-ready code
/* CSS */
color: #fefc21;
background-color: #fefc21;
/* Tailwind (arbitrary) */
class="text-[#fefc21] bg-[#fefc21]"
/* SCSS */
$brand: #fefc21;
/* SwiftUI */
Color(red: 0.996, green: 0.988, blue: 0.129)
/* Android */
Color.parseColor("#fefc21")Accessibility — WCAG contrast
Aa
#fefc21 on white: 1.10:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#fefc21 on black: 19.16:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red99.6%
Green98.8%
Blue12.9%
CMYK percentages
Cyan0.0%
Magenta0.8%
Yellow87.0%
Key (black)0.4%
Color previews
#fefc21 text on a black background
contrast 19.16:1
Card sample
#fefc21 text on a white background
contrast 1.10:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #fefc21;
Background color
Panel with #fefc21 background
background-color: #fefc21;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #fefc21;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(254, 252, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(254, 252, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #fefc21; background: linear-gradient(135deg, #fefc21, #6DFE21);