#ffb521
a balanced, electric yellow · warm · closest name: orange
RGB
255, 181, 33
HSL
40°, 100%, 57%
CMYK
0, 29, 87, 0
Luminance
0.5442
Every format
| HEX | #ffb521 |
| RGB | rgb(255, 181, 33) |
| HSL | hsl(40, 100%, 57%) |
| CMYK | cmyk(0%, 29%, 87%, 0%) |
| LAB | lab(78.7 16.0 76.5) |
| LCH | lch(78.7 78.2 78.2) |
| OKLCH | oklch(0.822 0.165 77.7) |
Copy-ready code
/* CSS */
color: #ffb521;
background-color: #ffb521;
/* Tailwind (arbitrary) */
class="text-[#ffb521] bg-[#ffb521]"
/* SCSS */
$brand: #ffb521;
/* SwiftUI */
Color(red: 1.000, green: 0.710, blue: 0.129)
/* Android */
Color.parseColor("#ffb521")Accessibility — WCAG contrast
Aa
#ffb521 on white: 1.77:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#ffb521 on black: 11.88:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red100.0%
Green71.0%
Blue12.9%
CMYK percentages
Cyan0.0%
Magenta29.0%
Yellow87.1%
Key (black)0.0%
Color previews
#ffb521 text on a black background
contrast 11.88:1
Card sample
#ffb521 text on a white background
contrast 1.77:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #ffb521;
Background color
Panel with #ffb521 background
background-color: #ffb521;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #ffb521;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(255, 181, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(255, 181, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #ffb521; background: linear-gradient(135deg, #ffb521, #B5FF21);