#efab21
a balanced, electric yellow · warm · closest name: orange
RGB
239, 171, 33
HSL
40°, 87%, 53%
CMYK
0, 29, 86, 6
Luminance
0.4759
Every format
| HEX | #efab21 |
| RGB | rgb(239, 171, 33) |
| HSL | hsl(40, 87%, 53%) |
| CMYK | cmyk(0%, 29%, 86%, 6%) |
| LAB | lab(74.6 14.4 72.5) |
| LCH | lch(74.6 73.9 78.7) |
| OKLCH | oklch(0.786 0.156 78.4) |
Copy-ready code
/* CSS */
color: #efab21;
background-color: #efab21;
/* Tailwind (arbitrary) */
class="text-[#efab21] bg-[#efab21]"
/* SCSS */
$brand: #efab21;
/* SwiftUI */
Color(red: 0.937, green: 0.671, blue: 0.129)
/* Android */
Color.parseColor("#efab21")Accessibility — WCAG contrast
Aa
#efab21 on white: 2.00:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#efab21 on black: 10.52:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red93.7%
Green67.1%
Blue12.9%
CMYK percentages
Cyan0.0%
Magenta28.5%
Yellow86.2%
Key (black)6.3%
Color previews
#efab21 text on a black background
contrast 10.52:1
Card sample
#efab21 text on a white background
contrast 2.00:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #efab21;
Background color
Panel with #efab21 background
background-color: #efab21;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #efab21;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(239, 171, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(239, 171, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #efab21; background: linear-gradient(135deg, #efab21, #AAEF21);