#ecf033
a balanced, electric yellow · cool · closest name: yellow
RGB
236, 240, 51
HSL
61°, 86%, 57%
CMYK
2, 0, 79, 6
Luminance
0.8039
Every format
| HEX | #ecf033 |
| RGB | rgb(236, 240, 51) |
| HSL | hsl(61, 86%, 57%) |
| CMYK | cmyk(2%, 0%, 79%, 6%) |
| LAB | lab(91.9 -21.4 82.3) |
| LCH | lch(91.9 85.0 104.6) |
| OKLCH | oklch(0.922 0.191 110.9) |
Copy-ready code
/* CSS */
color: #ecf033;
background-color: #ecf033;
/* Tailwind (arbitrary) */
class="text-[#ecf033] bg-[#ecf033]"
/* SCSS */
$brand: #ecf033;
/* SwiftUI */
Color(red: 0.925, green: 0.941, blue: 0.200)
/* Android */
Color.parseColor("#ecf033")Accessibility — WCAG contrast
Aa
#ecf033 on white: 1.23:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#ecf033 on black: 17.08:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red92.5%
Green94.1%
Blue20.0%
CMYK percentages
Cyan1.7%
Magenta0.0%
Yellow78.8%
Key (black)5.9%
Color previews
#ecf033 text on a black background
contrast 17.08:1
Card sample
#ecf033 text on a white background
contrast 1.23:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #ecf033;
Background color
Panel with #ecf033 background
background-color: #ecf033;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #ecf033;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(236, 240, 51, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(236, 240, 51, 0.45);
Border & gradient
Gradient panel
border: 3px solid #ecf033; background: linear-gradient(135deg, #ecf033, #6EF033);