#970021
a dark, electric red · warm · closest name: firebrick
RGB
151, 0, 33
HSL
347°, 100%, 30%
CMYK
0, 100, 78, 41
Luminance
0.0669
Every format
| HEX | #970021 |
| RGB | rgb(151, 0, 33) |
| HSL | hsl(347, 100%, 30%) |
| CMYK | cmyk(0%, 100%, 78%, 41%) |
| LAB | lab(31.1 54.9 28.1) |
| LCH | lch(31.1 61.6 27.1) |
| OKLCH | oklch(0.427 0.172 21.2) |
Copy-ready code
/* CSS */
color: #970021;
background-color: #970021;
/* Tailwind (arbitrary) */
class="text-[#970021] bg-[#970021]"
/* SCSS */
$brand: #970021;
/* SwiftUI */
Color(red: 0.592, green: 0.000, blue: 0.129)
/* Android */
Color.parseColor("#970021")Accessibility — WCAG contrast
Aa
#970021 on white: 8.98:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#970021 on black: 2.34:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red59.2%
Green0.0%
Blue12.9%
CMYK percentages
Cyan0.0%
Magenta100.0%
Yellow78.1%
Key (black)40.8%
Color previews
#970021 text on a black background
contrast 2.34:1
Card sample
#970021 text on a white background
contrast 8.98:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #970021;
Background color
Panel with #970021 background
background-color: #970021;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #970021;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(151, 0, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(151, 0, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #970021; background: linear-gradient(135deg, #970021, #974400);