#890021
a dark, electric red · warm · closest name: maroon
RGB
137, 0, 33
HSL
346°, 100%, 27%
CMYK
0, 100, 76, 46
Luminance
0.0543
Every format
| HEX | #890021 |
| RGB | rgb(137, 0, 33) |
| HSL | hsl(346, 100%, 27%) |
| CMYK | cmyk(0%, 100%, 76%, 46%) |
| LAB | lab(27.9 51.3 23.6) |
| LCH | lch(27.9 56.5 24.7) |
| OKLCH | oklch(0.399 0.160 19.5) |
Copy-ready code
/* CSS */
color: #890021;
background-color: #890021;
/* Tailwind (arbitrary) */
class="text-[#890021] bg-[#890021]"
/* SCSS */
$brand: #890021;
/* SwiftUI */
Color(red: 0.537, green: 0.000, blue: 0.129)
/* Android */
Color.parseColor("#890021")Accessibility — WCAG contrast
Aa
#890021 on white: 10.07:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#890021 on black: 2.09:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red53.7%
Green0.0%
Blue12.9%
CMYK percentages
Cyan0.0%
Magenta100.0%
Yellow75.9%
Key (black)46.3%
Color previews
#890021 text on a black background
contrast 2.09:1
Card sample
#890021 text on a white background
contrast 10.07:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #890021;
Background color
Panel with #890021 background
background-color: #890021;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #890021;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(137, 0, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(137, 0, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #890021; background: linear-gradient(135deg, #890021, #893A00);