#d51621
a balanced, electric red · warm · closest name: crimson
RGB
213, 22, 33
HSL
357°, 81%, 46%
CMYK
0, 90, 85, 17
Luminance
0.1483
Every format
| HEX | #d51621 |
| RGB | rgb(213, 22, 33) |
| HSL | hsl(357, 81%, 46%) |
| CMYK | cmyk(0%, 90%, 85%, 17%) |
| LAB | lab(45.4 68.0 46.6) |
| LCH | lch(45.4 82.5 34.4) |
| OKLCH | oklch(0.556 0.217 26.5) |
Copy-ready code
/* CSS */
color: #d51621;
background-color: #d51621;
/* Tailwind (arbitrary) */
class="text-[#d51621] bg-[#d51621]"
/* SCSS */
$brand: #d51621;
/* SwiftUI */
Color(red: 0.835, green: 0.086, blue: 0.129)
/* Android */
Color.parseColor("#d51621")Accessibility — WCAG contrast
Aa
#d51621 on white: 5.30:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#d51621 on black: 3.97:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red83.5%
Green8.6%
Blue12.9%
CMYK percentages
Cyan0.0%
Magenta89.7%
Yellow84.5%
Key (black)16.5%
Color previews
#d51621 text on a black background
contrast 3.97:1
Card sample
#d51621 text on a white background
contrast 5.30:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #d51621;
Background color
Panel with #d51621 background
background-color: #d51621;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #d51621;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(213, 22, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(213, 22, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #d51621; background: linear-gradient(135deg, #d51621, #D58A16);