#51181D
Dark Red
HEX
RGB
HSL
About #51181D Dark Red
#51181D is a dark red color. In the RGB color model, it is composed of 81 red, 24 green, and 29 blue. In the HSL color space, it has a hue of 355°, saturation of 54%, and lightness of 21%.
This color has a low lightness value, making it a dark color great for text and bold accents. With moderate saturation, it appears balanced and versatile.
CSS Code & Gradients
Use #51181D in your CSS, SCSS, or Tailwind projects. Copy ready-to-use gradients.
Beautiful Gradients
Color Properties
355°
Hue
54%
Saturation
21%
Lightness
Dark Red
Color Harmonies
Colors that work well with #51181D based on color theory.
Accessibility
WCAG 2.1 contrast ratio of #51181D against white and black backgrounds.
Aa#51181D on White
Contrast Ratio14.02:1
AA ✓AA Large ✓AAA ✓
Aa#51181D on Black
Contrast Ratio1.5:1
AA ✗AA Large ✗AAA ✗
Color Conversion Table
Complete conversion of #51181D across different color formats.
| Format | Value |
|---|---|
| HEX | #51181D |
| RGB | rgb(81, 24, 29) |
| HSL | hsl(355, 54%, 21%) |
| RGB Decimal | 81, 24, 29 |
| RGB Percent | 31.8%, 9.4%, 11.4% |
| CMYK (approx.) | 0%, 70%, 64%, 68% |
Related Palettes
12 palettes using #51181D or similar colors