#A21F1A
Red
HEX
RGB
HSL
About #A21F1A Red
#A21F1A is a red color. In the RGB color model, it is composed of 162 red, 31 green, and 26 blue. In the HSL color space, it has a hue of 2°, saturation of 72%, and lightness of 37%.
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 #A21F1A in your CSS, SCSS, or Tailwind projects.
Color Properties
2°
Hue
72%
Saturation
37%
Lightness
Red
Color Harmonies
Colors that work well with #A21F1A based on color theory.
Accessibility
WCAG 2.1 contrast ratio of #A21F1A against white and black backgrounds.
Aa#A21F1A on White
Contrast Ratio7.64:1
AA ✓AA Large ✓AAA ✓
Aa#A21F1A on Black
Contrast Ratio2.75:1
AA ✗AA Large ✗AAA ✗
Color Conversion Table
Complete conversion of #A21F1A across different color formats.
| Format | Value |
|---|---|
| HEX | #A21F1A |
| RGB | rgb(162, 31, 26) |
| HSL | hsl(2, 72%, 37%) |
| RGB Decimal | 162, 31, 26 |
| RGB Percent | 63.5%, 12.2%, 10.2% |
| CMYK (approx.) | 0%, 81%, 84%, 36% |
Related Palettes
12 palettes using #A21F1A or similar colors