#210509
a deep, vivid red · warm · closest name: black
RGB
33, 5, 9
HSL
351°, 74%, 8%
CMYK
0, 85, 73, 87
Luminance
0.0045
Every format
| HEX | #210509 |
| RGB | rgb(33, 5, 9) |
| HSL | hsl(351, 74%, 8%) |
| CMYK | cmyk(0%, 85%, 73%, 87%) |
| LAB | lab(4.1 12.3 2.6) |
| LCH | lch(4.1 12.6 12.1) |
| OKLCH | oklch(0.172 0.050 14.0) |
Copy-ready code
/* CSS */
color: #210509;
background-color: #210509;
/* Tailwind (arbitrary) */
class="text-[#210509] bg-[#210509]"
/* SCSS */
$brand: #210509;
/* SwiftUI */
Color(red: 0.129, green: 0.020, blue: 0.035)
/* Android */
Color.parseColor("#210509")Accessibility — WCAG contrast
Aa
#210509 on white: 19.26:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#210509 on black: 1.09:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red12.9%
Green2.0%
Blue3.5%
CMYK percentages
Cyan0.0%
Magenta84.8%
Yellow72.7%
Key (black)87.1%
Color previews
#210509 text on a black background
contrast 1.09:1
Card sample
#210509 text on a white background
contrast 19.26:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #210509;
Background color
Panel with #210509 background
background-color: #210509;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #210509;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(33, 5, 9, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(33, 5, 9, 0.45);
Border & gradient
Gradient panel
border: 3px solid #210509; background: linear-gradient(135deg, #210509, #211405);