#c50921
a dark, electric red · warm · closest name: firebrick
RGB
197, 9, 33
HSL
352°, 91%, 40%
CMYK
0, 95, 83, 23
Luminance
0.1218
Every format
| HEX | #c50921 |
| RGB | rgb(197, 9, 33) |
| HSL | hsl(352, 91%, 40%) |
| CMYK | cmyk(0%, 95%, 83%, 23%) |
| LAB | lab(41.5 65.5 41.9) |
| LCH | lch(41.5 77.8 32.6) |
| OKLCH | oklch(0.521 0.208 25.0) |
Copy-ready code
/* CSS */
color: #c50921;
background-color: #c50921;
/* Tailwind (arbitrary) */
class="text-[#c50921] bg-[#c50921]"
/* SCSS */
$brand: #c50921;
/* SwiftUI */
Color(red: 0.773, green: 0.035, blue: 0.129)
/* Android */
Color.parseColor("#c50921")Accessibility — WCAG contrast
Aa
#c50921 on white: 6.11:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#c50921 on black: 3.44:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red77.3%
Green3.5%
Blue12.9%
CMYK percentages
Cyan0.0%
Magenta95.4%
Yellow83.2%
Key (black)22.7%
Color previews
#c50921 text on a black background
contrast 3.44:1
Card sample
#c50921 text on a white background
contrast 6.11:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #c50921;
Background color
Panel with #c50921 background
background-color: #c50921;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #c50921;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(197, 9, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(197, 9, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #c50921; background: linear-gradient(135deg, #c50921, #C56E09);