#efcd21
a balanced, electric yellow · cool · closest name: gold
RGB
239, 205, 33
HSL
50°, 87%, 53%
CMYK
0, 14, 86, 6
Luminance
0.6212
Every format
| HEX | #efcd21 |
| RGB | rgb(239, 205, 33) |
| HSL | hsl(50, 87%, 53%) |
| CMYK | cmyk(0%, 14%, 86%, 6%) |
| LAB | lab(83.0 -3.3 79.3) |
| LCH | lch(83.0 79.3 92.4) |
| OKLCH | oklch(0.852 0.170 96.4) |
Copy-ready code
/* CSS */
color: #efcd21;
background-color: #efcd21;
/* Tailwind (arbitrary) */
class="text-[#efcd21] bg-[#efcd21]"
/* SCSS */
$brand: #efcd21;
/* SwiftUI */
Color(red: 0.937, green: 0.804, blue: 0.129)
/* Android */
Color.parseColor("#efcd21")Accessibility — WCAG contrast
Aa
#efcd21 on white: 1.56:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#efcd21 on black: 13.42:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red93.7%
Green80.4%
Blue12.9%
CMYK percentages
Cyan0.0%
Magenta14.2%
Yellow86.2%
Key (black)6.3%
Color previews
#efcd21 text on a black background
contrast 13.42:1
Card sample
#efcd21 text on a white background
contrast 1.56:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #efcd21;
Background color
Panel with #efcd21 background
background-color: #efcd21;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #efcd21;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(239, 205, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(239, 205, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #efcd21; background: linear-gradient(135deg, #efcd21, #88EF21);