#ffe511
a balanced, electric yellow · cool · closest name: gold
RGB
255, 229, 17
HSL
53°, 100%, 53%
CMYK
0, 10, 93, 0
Luminance
0.7734
Every format
| HEX | #ffe511 |
| RGB | rgb(255, 229, 17) |
| HSL | hsl(53, 100%, 53%) |
| CMYK | cmyk(0%, 10%, 93%, 0%) |
| LAB | lab(90.5 -8.8 88.2) |
| LCH | lch(90.5 88.7 95.7) |
| OKLCH | oklch(0.915 0.189 100.9) |
Copy-ready code
/* CSS */
color: #ffe511;
background-color: #ffe511;
/* Tailwind (arbitrary) */
class="text-[#ffe511] bg-[#ffe511]"
/* SCSS */
$brand: #ffe511;
/* SwiftUI */
Color(red: 1.000, green: 0.898, blue: 0.067)
/* Android */
Color.parseColor("#ffe511")Accessibility — WCAG contrast
Aa
#ffe511 on white: 1.28:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#ffe511 on black: 16.47:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red100.0%
Green89.8%
Blue6.7%
CMYK percentages
Cyan0.0%
Magenta10.2%
Yellow93.3%
Key (black)0.0%
Color previews
#ffe511 text on a black background
contrast 16.47:1
Card sample
#ffe511 text on a white background
contrast 1.28:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #ffe511;
Background color
Panel with #ffe511 background
background-color: #ffe511;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #ffe511;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(255, 229, 17, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(255, 229, 17, 0.45);
Border & gradient
Gradient panel
border: 3px solid #ffe511; background: linear-gradient(135deg, #ffe511, #7AFF11);