#efbb21
a balanced, electric yellow · warm · closest name: gold
RGB
239, 187, 33
HSL
45°, 87%, 53%
CMYK
0, 22, 86, 6
Luminance
0.5400
Every format
| HEX | #efbb21 |
| RGB | rgb(239, 187, 33) |
| HSL | hsl(45, 87%, 53%) |
| CMYK | cmyk(0%, 22%, 86%, 6%) |
| LAB | lab(78.5 6.0 75.6) |
| LCH | lch(78.5 75.9 85.4) |
| OKLCH | oklch(0.817 0.161 87.4) |
Copy-ready code
/* CSS */
color: #efbb21;
background-color: #efbb21;
/* Tailwind (arbitrary) */
class="text-[#efbb21] bg-[#efbb21]"
/* SCSS */
$brand: #efbb21;
/* SwiftUI */
Color(red: 0.937, green: 0.733, blue: 0.129)
/* Android */
Color.parseColor("#efbb21")Accessibility — WCAG contrast
Aa
#efbb21 on white: 1.78:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#efbb21 on black: 11.80:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red93.7%
Green73.3%
Blue12.9%
CMYK percentages
Cyan0.0%
Magenta21.8%
Yellow86.2%
Key (black)6.3%
Color previews
#efbb21 text on a black background
contrast 11.80:1
Card sample
#efbb21 text on a white background
contrast 1.78:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #efbb21;
Background color
Panel with #efbb21 background
background-color: #efbb21;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #efbb21;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(239, 187, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(239, 187, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #efbb21; background: linear-gradient(135deg, #efbb21, #99EF21);