#B51737
Red
HEX
RGB
HSL
About #B51737 Red
#B51737 is a red color. In the RGB color model, it is composed of 181 red, 23 green, and 55 blue. In the HSL color space, it has a hue of 348°, saturation of 77%, and lightness of 40%.
This color has a low lightness value, making it a dark color great for text and bold accents. With high saturation, it appears vibrant and eye-catching.
CSS Code
Use #B51737 in your CSS, SCSS, or Tailwind projects.
Color Properties
348°
Hue
77%
Saturation
40%
Lightness
Red
Color Harmonies
Colors that work well with #B51737 based on color theory.
Accessibility
WCAG 2.1 contrast ratio of #B51737 against white and black backgrounds.
Aa#B51737 on White
Contrast Ratio6.68:1
AA ✓AA Large ✓AAA ✗
Aa#B51737 on Black
Contrast Ratio3.14:1
AA ✗AA Large ✓AAA ✗
Color Conversion Table
Complete conversion of #B51737 across different color formats.
| Format | Value |
|---|---|
| HEX | #B51737 |
| RGB | rgb(181, 23, 55) |
| HSL | hsl(348, 77%, 40%) |
| RGB Decimal | 181, 23, 55 |
| RGB Percent | 71.0%, 9.0%, 21.6% |
| CMYK (approx.) | 0%, 87%, 70%, 29% |
Related Palettes
12 palettes using #B51737 or similar colors