#631221
Dark Red
HEX
RGB
HSL
About #631221 Dark Red
#631221 is a dark red color. In the RGB color model, it is composed of 99 red, 18 green, and 33 blue. In the HSL color space, it has a hue of 349°, saturation of 69%, and lightness of 23%.
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 #631221 in your CSS, SCSS, or Tailwind projects.
Color Properties
349°
Hue
69%
Saturation
23%
Lightness
Dark Red
Color Harmonies
Colors that work well with #631221 based on color theory.
Accessibility
WCAG 2.1 contrast ratio of #631221 against white and black backgrounds.
Aa#631221 on White
Contrast Ratio12.81:1
AA ✓AA Large ✓AAA ✓
Aa#631221 on Black
Contrast Ratio1.64:1
AA ✗AA Large ✗AAA ✗
Color Conversion Table
Complete conversion of #631221 across different color formats.
| Format | Value |
|---|---|
| HEX | #631221 |
| RGB | rgb(99, 18, 33) |
| HSL | hsl(349, 69%, 23%) |
| RGB Decimal | 99, 18, 33 |
| RGB Percent | 38.8%, 7.1%, 12.9% |
| CMYK (approx.) | 0%, 82%, 67%, 61% |
Related Palettes
12 palettes using #631221 or similar colors