#feff3f
a balanced, electric yellow · cool · closest name: yellow
RGB
254, 255, 63
HSL
60°, 100%, 62%
CMYK
0, 0, 75, 0
Luminance
0.9295
Every format
| HEX | #feff3f |
| RGB | rgb(254, 255, 63) |
| HSL | hsl(60, 100%, 62%) |
| CMYK | cmyk(0%, 0%, 75%, 0%) |
| LAB | lab(97.2 -20.8 84.3) |
| LCH | lch(97.2 86.8 103.8) |
| OKLCH | oklch(0.969 0.196 109.9) |
Copy-ready code
/* CSS */
color: #feff3f;
background-color: #feff3f;
/* Tailwind (arbitrary) */
class="text-[#feff3f] bg-[#feff3f]"
/* SCSS */
$brand: #feff3f;
/* SwiftUI */
Color(red: 0.996, green: 1.000, blue: 0.247)
/* Android */
Color.parseColor("#feff3f")Accessibility — WCAG contrast
Aa
#feff3f on white: 1.07:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#feff3f on black: 19.59:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red99.6%
Green100.0%
Blue24.7%
CMYK percentages
Cyan0.4%
Magenta0.0%
Yellow75.3%
Key (black)0.0%
Color previews
#feff3f text on a black background
contrast 19.59:1
Card sample
#feff3f text on a white background
contrast 1.07:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #feff3f;
Background color
Panel with #feff3f background
background-color: #feff3f;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #feff3f;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(254, 255, 63, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(254, 255, 63, 0.45);
Border & gradient
Gradient panel
border: 3px solid #feff3f; background: linear-gradient(135deg, #feff3f, #7EFF3F);