#efed21
a balanced, electric yellow · cool · closest name: yellow
RGB
239, 237, 33
HSL
59°, 87%, 53%
CMYK
0, 1, 86, 6
Luminance
0.7903
Every format
| HEX | #efed21 |
| RGB | rgb(239, 237, 33) |
| HSL | hsl(59, 87%, 53%) |
| CMYK | cmyk(0%, 1%, 86%, 6%) |
| LAB | lab(91.3 -19.2 85.9) |
| LCH | lch(91.3 88.0 102.6) |
| OKLCH | oklch(0.918 0.194 109.0) |
Copy-ready code
/* CSS */
color: #efed21;
background-color: #efed21;
/* Tailwind (arbitrary) */
class="text-[#efed21] bg-[#efed21]"
/* SCSS */
$brand: #efed21;
/* SwiftUI */
Color(red: 0.937, green: 0.929, blue: 0.129)
/* Android */
Color.parseColor("#efed21")Accessibility — WCAG contrast
Aa
#efed21 on white: 1.25:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#efed21 on black: 16.81:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red93.7%
Green92.9%
Blue12.9%
CMYK percentages
Cyan0.0%
Magenta0.8%
Yellow86.2%
Key (black)6.3%
Color previews
#efed21 text on a black background
contrast 16.81:1
Card sample
#efed21 text on a white background
contrast 1.25:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #efed21;
Background color
Panel with #efed21 background
background-color: #efed21;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #efed21;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(239, 237, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(239, 237, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #efed21; background: linear-gradient(135deg, #efed21, #68EF21);