#ecf554
a balanced, electric yellow · cool · closest name: yellow
RGB
236, 245, 84
HSL
63°, 89%, 65%
CMYK
4, 0, 66, 4
Luminance
0.8378
Every format
| HEX | #ecf554 |
| RGB | rgb(236, 245, 84) |
| HSL | hsl(63, 89%, 65%) |
| CMYK | cmyk(4%, 0%, 66%, 4%) |
| LAB | lab(93.3 -22.3 73.1) |
| LCH | lch(93.3 76.5 107.0) |
| OKLCH | oklch(0.935 0.178 112.5) |
Copy-ready code
/* CSS */
color: #ecf554;
background-color: #ecf554;
/* Tailwind (arbitrary) */
class="text-[#ecf554] bg-[#ecf554]"
/* SCSS */
$brand: #ecf554;
/* SwiftUI */
Color(red: 0.925, green: 0.961, blue: 0.329)
/* Android */
Color.parseColor("#ecf554")Accessibility — WCAG contrast
Aa
#ecf554 on white: 1.18:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#ecf554 on black: 17.76:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red92.5%
Green96.1%
Blue32.9%
CMYK percentages
Cyan3.7%
Magenta0.0%
Yellow65.7%
Key (black)3.9%
Color previews
#ecf554 text on a black background
contrast 17.76:1
Card sample
#ecf554 text on a white background
contrast 1.18:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #ecf554;
Background color
Panel with #ecf554 background
background-color: #ecf554;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #ecf554;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(236, 245, 84, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(236, 245, 84, 0.45);
Border & gradient
Gradient panel
border: 3px solid #ecf554; background: linear-gradient(135deg, #ecf554, #80F554);