#231B5A
Dark Blue
HEX
RGB
HSL
About #231B5A Dark Blue
#231B5A is a dark blue color. In the RGB color model, it is composed of 35 red, 27 green, and 90 blue. In the HSL color space, it has a hue of 248°, saturation of 54%, 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 #231B5A in your CSS, SCSS, or Tailwind projects.
Color Properties
248°
Hue
54%
Saturation
23%
Lightness
Dark Blue
Color Harmonies
Colors that work well with #231B5A based on color theory.
Accessibility
WCAG 2.1 contrast ratio of #231B5A against white and black backgrounds.
Aa#231B5A on White
Contrast Ratio15.26:1
AA ✓AA Large ✓AAA ✓
Aa#231B5A on Black
Contrast Ratio1.38:1
AA ✗AA Large ✗AAA ✗
Color Conversion Table
Complete conversion of #231B5A across different color formats.
| Format | Value |
|---|---|
| HEX | #231B5A |
| RGB | rgb(35, 27, 90) |
| HSL | hsl(248, 54%, 23%) |
| RGB Decimal | 35, 27, 90 |
| RGB Percent | 13.7%, 10.6%, 35.3% |
| CMYK (approx.) | 61%, 70%, 0%, 65% |
Related Palettes
12 palettes using #231B5A or similar colors