#dde538
a balanced, electric yellow · cool · closest name: yellow
RGB
221, 229, 56
HSL
63°, 77%, 56%
CMYK
4, 0, 76, 10
Luminance
0.7170
Every format
| HEX | #dde538 |
| RGB | rgb(221, 229, 56) |
| HSL | hsl(63, 77%, 56%) |
| CMYK | cmyk(4%, 0%, 76%, 10%) |
| LAB | lab(87.8 -22.1 76.9) |
| LCH | lch(87.8 80.0 106.0) |
| OKLCH | oklch(0.887 0.182 112.3) |
Copy-ready code
/* CSS */
color: #dde538;
background-color: #dde538;
/* Tailwind (arbitrary) */
class="text-[#dde538] bg-[#dde538]"
/* SCSS */
$brand: #dde538;
/* SwiftUI */
Color(red: 0.867, green: 0.898, blue: 0.220)
/* Android */
Color.parseColor("#dde538")Accessibility — WCAG contrast
Aa
#dde538 on white: 1.37:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#dde538 on black: 15.34:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red86.7%
Green89.8%
Blue22.0%
CMYK percentages
Cyan3.5%
Magenta0.0%
Yellow75.5%
Key (black)10.2%
Color previews
#dde538 text on a black background
contrast 15.34:1
Card sample
#dde538 text on a white background
contrast 1.37:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #dde538;
Background color
Panel with #dde538 background
background-color: #dde538;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #dde538;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(221, 229, 56, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(221, 229, 56, 0.45);
Border & gradient
Gradient panel
border: 3px solid #dde538; background: linear-gradient(135deg, #dde538, #6AE538);