#A51D31
Red
HEX
RGB
HSL
About #A51D31 Red
#A51D31 is a red color. In the RGB color model, it is composed of 165 red, 29 green, and 49 blue. In the HSL color space, it has a hue of 351°, saturation of 70%, and lightness of 38%.
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
Use #A51D31 in your CSS, SCSS, or Tailwind projects.
Color Properties
351°
Hue
70%
Saturation
38%
Lightness
Red
Color Harmonies
Colors that work well with #A51D31 based on color theory.
Accessibility
WCAG 2.1 contrast ratio of #A51D31 against white and black backgrounds.
Aa#A51D31 on White
Contrast Ratio7.45:1
AA ✓AA Large ✓AAA ✓
Aa#A51D31 on Black
Contrast Ratio2.82:1
AA ✗AA Large ✗AAA ✗
Color Conversion Table
Complete conversion of #A51D31 across different color formats.
| Format | Value |
|---|---|
| HEX | #A51D31 |
| RGB | rgb(165, 29, 49) |
| HSL | hsl(351, 70%, 38%) |
| RGB Decimal | 165, 29, 49 |
| RGB Percent | 64.7%, 11.4%, 19.2% |
| CMYK (approx.) | 0%, 82%, 70%, 35% |
Related Palettes
12 palettes using #A51D31 or similar colors