#f9f821
a balanced, electric yellow · cool · closest name: yellow
RGB
249, 248, 33
HSL
60°, 95%, 55%
CMYK
0, 0, 87, 2
Luminance
0.8738
Every format
| HEX | #f9f821 |
| RGB | rgb(249, 248, 33) |
| HSL | hsl(60, 95%, 55%) |
| CMYK | cmyk(0%, 0%, 87%, 2%) |
| LAB | lab(94.9 -20.3 89.2) |
| LCH | lch(94.9 91.5 102.8) |
| OKLCH | oklch(0.949 0.201 109.4) |
Copy-ready code
/* CSS */
color: #f9f821;
background-color: #f9f821;
/* Tailwind (arbitrary) */
class="text-[#f9f821] bg-[#f9f821]"
/* SCSS */
$brand: #f9f821;
/* SwiftUI */
Color(red: 0.976, green: 0.973, blue: 0.129)
/* Android */
Color.parseColor("#f9f821")Accessibility — WCAG contrast
Aa
#f9f821 on white: 1.14:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#f9f821 on black: 18.48:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red97.6%
Green97.3%
Blue12.9%
CMYK percentages
Cyan0.0%
Magenta0.4%
Yellow86.7%
Key (black)2.4%
Color previews
#f9f821 text on a black background
contrast 18.48:1
Card sample
#f9f821 text on a white background
contrast 1.14:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #f9f821;
Background color
Panel with #f9f821 background
background-color: #f9f821;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #f9f821;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(249, 248, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(249, 248, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #f9f821; background: linear-gradient(135deg, #f9f821, #6AF921);