#21339C
Blue
HEX
RGB
HSL
About #21339C Blue
#21339C is a blue color. In the RGB color model, it is composed of 33 red, 51 green, and 156 blue. In the HSL color space, it has a hue of 231°, saturation of 65%, and lightness of 37%.
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 #21339C in your CSS, SCSS, or Tailwind projects.
Color Properties
231°
Hue
65%
Saturation
37%
Lightness
Blue
Color Harmonies
Colors that work well with #21339C based on color theory.
Accessibility
WCAG 2.1 contrast ratio of #21339C against white and black backgrounds.
Aa#21339C on White
Contrast Ratio10.41:1
AA ✓AA Large ✓AAA ✓
Aa#21339C on Black
Contrast Ratio2.02:1
AA ✗AA Large ✗AAA ✗
Color Conversion Table
Complete conversion of #21339C across different color formats.
| Format | Value |
|---|---|
| HEX | #21339C |
| RGB | rgb(33, 51, 156) |
| HSL | hsl(231, 65%, 37%) |
| RGB Decimal | 33, 51, 156 |
| RGB Percent | 12.9%, 20.0%, 61.2% |
| CMYK (approx.) | 79%, 67%, 0%, 39% |
Related Palettes
12 palettes using #21339C or similar colors