#fffd37
a balanced, electric yellow · cool · closest name: yellow
RGB
255, 253, 55
HSL
59°, 100%, 61%
CMYK
0, 1, 78, 0
Luminance
0.9179
Every format
| HEX | #fffd37 |
| RGB | rgb(255, 253, 55) |
| HSL | hsl(59, 100%, 61%) |
| CMYK | cmyk(0%, 1%, 78%, 0%) |
| LAB | lab(96.7 -19.7 86.1) |
| LCH | lch(96.7 88.3 102.9) |
| OKLCH | oklch(0.965 0.197 109.0) |
Copy-ready code
/* CSS */
color: #fffd37;
background-color: #fffd37;
/* Tailwind (arbitrary) */
class="text-[#fffd37] bg-[#fffd37]"
/* SCSS */
$brand: #fffd37;
/* SwiftUI */
Color(red: 1.000, green: 0.992, blue: 0.216)
/* Android */
Color.parseColor("#fffd37")Accessibility — WCAG contrast
Aa
#fffd37 on white: 1.08:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#fffd37 on black: 19.36:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red100.0%
Green99.2%
Blue21.6%
CMYK percentages
Cyan0.0%
Magenta0.8%
Yellow78.4%
Key (black)0.0%
Color previews
#fffd37 text on a black background
contrast 19.36:1
Card sample
#fffd37 text on a white background
contrast 1.08:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #fffd37;
Background color
Panel with #fffd37 background
background-color: #fffd37;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #fffd37;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(255, 253, 55, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(255, 253, 55, 0.45);
Border & gradient
Gradient panel
border: 3px solid #fffd37; background: linear-gradient(135deg, #fffd37, #7CFF37);