#ef4321
a balanced, electric red · warm · closest name: tomato
RGB
239, 67, 33
HSL
10°, 87%, 53%
CMYK
0, 72, 86, 6
Luminance
0.2247
Every format
| HEX | #ef4321 |
| RGB | rgb(239, 67, 33) |
| HSL | hsl(10, 87%, 53%) |
| CMYK | cmyk(0%, 72%, 86%, 6%) |
| LAB | lab(54.5 63.9 56.4) |
| LCH | lch(54.5 85.2 41.4) |
| OKLCH | oklch(0.632 0.213 32.9) |
Copy-ready code
/* CSS */
color: #ef4321;
background-color: #ef4321;
/* Tailwind (arbitrary) */
class="text-[#ef4321] bg-[#ef4321]"
/* SCSS */
$brand: #ef4321;
/* SwiftUI */
Color(red: 0.937, green: 0.263, blue: 0.129)
/* Android */
Color.parseColor("#ef4321")Accessibility — WCAG contrast
Aa
#ef4321 on white: 3.82:1
AA ✗ fail · AA-large ✓ · AAA ✗
Aa
#ef4321 on black: 5.49:1
AA ✓ pass · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red93.7%
Green26.3%
Blue12.9%
CMYK percentages
Cyan0.0%
Magenta72.0%
Yellow86.2%
Key (black)6.3%
Color previews
#ef4321 text on a black background
contrast 5.49:1
Card sample
#ef4321 text on a white background
contrast 3.82:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #ef4321;
Background color
Panel with #ef4321 background
background-color: #ef4321;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #ef4321;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(239, 67, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(239, 67, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #ef4321; background: linear-gradient(135deg, #ef4321, #EFCC21);