#fff539
a balanced, electric yellow · cool · closest name: yellow
RGB
255, 245, 57
HSL
57°, 100%, 61%
CMYK
0, 4, 78, 0
Luminance
0.8686
Every format
| HEX | #fff539 |
| RGB | rgb(255, 245, 57) |
| HSL | hsl(57, 100%, 61%) |
| CMYK | cmyk(0%, 4%, 78%, 0%) |
| LAB | lab(94.7 -15.8 83.8) |
| LCH | lch(94.7 85.2 100.7) |
| OKLCH | oklch(0.949 0.189 106.3) |
Copy-ready code
/* CSS */
color: #fff539;
background-color: #fff539;
/* Tailwind (arbitrary) */
class="text-[#fff539] bg-[#fff539]"
/* SCSS */
$brand: #fff539;
/* SwiftUI */
Color(red: 1.000, green: 0.961, blue: 0.224)
/* Android */
Color.parseColor("#fff539")Accessibility — WCAG contrast
Aa
#fff539 on white: 1.14:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#fff539 on black: 18.37:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red100.0%
Green96.1%
Blue22.4%
CMYK percentages
Cyan0.0%
Magenta3.9%
Yellow77.6%
Key (black)0.0%
Color previews
#fff539 text on a black background
contrast 18.37:1
Card sample
#fff539 text on a white background
contrast 1.14:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #fff539;
Background color
Panel with #fff539 background
background-color: #fff539;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #fff539;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(255, 245, 57, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(255, 245, 57, 0.45);
Border & gradient
Gradient panel
border: 3px solid #fff539; background: linear-gradient(135deg, #fff539, #85FF39);