#221D91
Blue
HEX
RGB
HSL
About #221D91 Blue
#221D91 is a blue color. In the RGB color model, it is composed of 34 red, 29 green, and 145 blue. In the HSL color space, it has a hue of 243°, saturation of 67%, and lightness of 34%.
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 #221D91 in your CSS, SCSS, or Tailwind projects.
Color Properties
243°
Hue
67%
Saturation
34%
Lightness
Blue
Color Harmonies
Colors that work well with #221D91 based on color theory.
Accessibility
WCAG 2.1 contrast ratio of #221D91 against white and black backgrounds.
Aa#221D91 on White
Contrast Ratio12.71:1
AA ✓AA Large ✓AAA ✓
Aa#221D91 on Black
Contrast Ratio1.65:1
AA ✗AA Large ✗AAA ✗
Color Conversion Table
Complete conversion of #221D91 across different color formats.
| Format | Value |
|---|---|
| HEX | #221D91 |
| RGB | rgb(34, 29, 145) |
| HSL | hsl(243, 67%, 34%) |
| RGB Decimal | 34, 29, 145 |
| RGB Percent | 13.3%, 11.4%, 56.9% |
| CMYK (approx.) | 77%, 80%, 0%, 43% |
Related Palettes
12 palettes using #221D91 or similar colors