#d51421
a balanced, electric red · warm · closest name: crimson
RGB
213, 20, 33
HSL
356°, 83%, 46%
CMYK
0, 91, 85, 17
Luminance
0.1476
Every format
| HEX | #d51421 |
| RGB | rgb(213, 20, 33) |
| HSL | hsl(356, 83%, 46%) |
| CMYK | cmyk(0%, 91%, 85%, 17%) |
| LAB | lab(45.3 68.3 46.6) |
| LCH | lch(45.3 82.7 34.3) |
| OKLCH | oklch(0.555 0.218 26.3) |
Copy-ready code
/* CSS */
color: #d51421;
background-color: #d51421;
/* Tailwind (arbitrary) */
class="text-[#d51421] bg-[#d51421]"
/* SCSS */
$brand: #d51421;
/* SwiftUI */
Color(red: 0.835, green: 0.078, blue: 0.129)
/* Android */
Color.parseColor("#d51421")Accessibility — WCAG contrast
Aa
#d51421 on white: 5.31:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#d51421 on black: 3.95:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red83.5%
Green7.8%
Blue12.9%
CMYK percentages
Cyan0.0%
Magenta90.6%
Yellow84.5%
Key (black)16.5%
Color previews
#d51421 text on a black background
contrast 3.95:1
Card sample
#d51421 text on a white background
contrast 5.31:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #d51421;
Background color
Panel with #d51421 background
background-color: #d51421;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #d51421;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(213, 20, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(213, 20, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #d51421; background: linear-gradient(135deg, #d51421, #D58814);