#fdf40b
a balanced, electric yellow · cool · closest name: yellow
RGB
253, 244, 11
HSL
58°, 98%, 52%
CMYK
0, 4, 96, 1
Luminance
0.8561
Every format
| HEX | #fdf40b |
| RGB | rgb(253, 244, 11) |
| HSL | hsl(58, 98%, 52%) |
| CMYK | cmyk(0%, 4%, 96%, 1%) |
| LAB | lab(94.2 -17.0 91.4) |
| LCH | lch(94.2 93.0 100.6) |
| OKLCH | oklch(0.944 0.201 107.0) |
Copy-ready code
/* CSS */
color: #fdf40b;
background-color: #fdf40b;
/* Tailwind (arbitrary) */
class="text-[#fdf40b] bg-[#fdf40b]"
/* SCSS */
$brand: #fdf40b;
/* SwiftUI */
Color(red: 0.992, green: 0.957, blue: 0.043)
/* Android */
Color.parseColor("#fdf40b")Accessibility — WCAG contrast
Aa
#fdf40b on white: 1.16:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#fdf40b on black: 18.12:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red99.2%
Green95.7%
Blue4.3%
CMYK percentages
Cyan0.0%
Magenta3.6%
Yellow95.7%
Key (black)0.8%
Color previews
#fdf40b text on a black background
contrast 18.12:1
Card sample
#fdf40b text on a white background
contrast 1.16:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #fdf40b;
Background color
Panel with #fdf40b background
background-color: #fdf40b;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #fdf40b;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(253, 244, 11, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(253, 244, 11, 0.45);
Border & gradient
Gradient panel
border: 3px solid #fdf40b; background: linear-gradient(135deg, #fdf40b, #65FD0B);