#ecf71c
a balanced, electric yellow · cool · closest name: yellow
RGB
236, 247, 28
HSL
63°, 93%, 54%
CMYK
5, 0, 89, 3
Luminance
0.8444
Every format
| HEX | #ecf71c |
| RGB | rgb(236, 247, 28) |
| HSL | hsl(63, 93%, 54%) |
| CMYK | cmyk(5%, 0%, 89%, 3%) |
| LAB | lab(93.6 -25.3 88.5) |
| LCH | lch(93.6 92.1 105.9) |
| OKLCH | oklch(0.937 0.205 113.0) |
Copy-ready code
/* CSS */
color: #ecf71c;
background-color: #ecf71c;
/* Tailwind (arbitrary) */
class="text-[#ecf71c] bg-[#ecf71c]"
/* SCSS */
$brand: #ecf71c;
/* SwiftUI */
Color(red: 0.925, green: 0.969, blue: 0.110)
/* Android */
Color.parseColor("#ecf71c")Accessibility — WCAG contrast
Aa
#ecf71c on white: 1.17:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#ecf71c on black: 17.89:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red92.5%
Green96.9%
Blue11.0%
CMYK percentages
Cyan4.5%
Magenta0.0%
Yellow88.7%
Key (black)3.1%
Color previews
#ecf71c text on a black background
contrast 17.89:1
Card sample
#ecf71c text on a white background
contrast 1.17:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #ecf71c;
Background color
Panel with #ecf71c background
background-color: #ecf71c;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #ecf71c;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(236, 247, 28, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(236, 247, 28, 0.45);
Border & gradient
Gradient panel
border: 3px solid #ecf71c; background: linear-gradient(135deg, #ecf71c, #5AF71C);