#ecf321
a balanced, electric yellow · cool · closest name: yellow
RGB
236, 243, 33
HSL
62°, 90%, 54%
CMYK
3, 0, 86, 5
Luminance
0.8204
Every format
| HEX | #ecf321 |
| RGB | rgb(236, 243, 33) |
| HSL | hsl(62, 90%, 54%) |
| CMYK | cmyk(3%, 0%, 86%, 5%) |
| LAB | lab(92.6 -23.3 86.9) |
| LCH | lch(92.6 90.0 105.0) |
| OKLCH | oklch(0.928 0.200 111.9) |
Copy-ready code
/* CSS */
color: #ecf321;
background-color: #ecf321;
/* Tailwind (arbitrary) */
class="text-[#ecf321] bg-[#ecf321]"
/* SCSS */
$brand: #ecf321;
/* SwiftUI */
Color(red: 0.925, green: 0.953, blue: 0.129)
/* Android */
Color.parseColor("#ecf321")Accessibility — WCAG contrast
Aa
#ecf321 on white: 1.21:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#ecf321 on black: 17.41:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red92.5%
Green95.3%
Blue12.9%
CMYK percentages
Cyan2.9%
Magenta0.0%
Yellow86.4%
Key (black)4.7%
Color previews
#ecf321 text on a black background
contrast 17.41:1
Card sample
#ecf321 text on a white background
contrast 1.21:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #ecf321;
Background color
Panel with #ecf321 background
background-color: #ecf321;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #ecf321;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(236, 243, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(236, 243, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #ecf321; background: linear-gradient(135deg, #ecf321, #60F321);