#f0ef21
a balanced, electric yellow · cool · closest name: yellow
RGB
240, 239, 33
HSL
60°, 87%, 54%
CMYK
0, 0, 86, 6
Luminance
0.8037
Every format
| HEX | #f0ef21 |
| RGB | rgb(240, 239, 33) |
| HSL | hsl(60, 87%, 54%) |
| CMYK | cmyk(0%, 0%, 86%, 6%) |
| LAB | lab(91.8 -19.7 86.4) |
| LCH | lch(91.8 88.6 102.8) |
| OKLCH | oklch(0.923 0.195 109.4) |
Copy-ready code
/* CSS */
color: #f0ef21;
background-color: #f0ef21;
/* Tailwind (arbitrary) */
class="text-[#f0ef21] bg-[#f0ef21]"
/* SCSS */
$brand: #f0ef21;
/* SwiftUI */
Color(red: 0.941, green: 0.937, blue: 0.129)
/* Android */
Color.parseColor("#f0ef21")Accessibility — WCAG contrast
Aa
#f0ef21 on white: 1.23:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#f0ef21 on black: 17.07:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red94.1%
Green93.7%
Blue12.9%
CMYK percentages
Cyan0.0%
Magenta0.4%
Yellow86.3%
Key (black)5.9%
Color previews
#f0ef21 text on a black background
contrast 17.07:1
Card sample
#f0ef21 text on a white background
contrast 1.23:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #f0ef21;
Background color
Panel with #f0ef21 background
background-color: #f0ef21;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #f0ef21;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(240, 239, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(240, 239, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #f0ef21; background: linear-gradient(135deg, #f0ef21, #67F021);