#2B31A1
Blue
HEX
RGB
HSL
About #2B31A1 Blue
#2B31A1 is a blue color. In the RGB color model, it is composed of 43 red, 49 green, and 161 blue. In the HSL color space, it has a hue of 237°, saturation of 58%, and lightness of 40%.
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 #2B31A1 in your CSS, SCSS, or Tailwind projects.
Color Properties
237°
Hue
58%
Saturation
40%
Lightness
Blue
Color Harmonies
Colors that work well with #2B31A1 based on color theory.
Accessibility
WCAG 2.1 contrast ratio of #2B31A1 against white and black backgrounds.
Aa#2B31A1 on White
Contrast Ratio10.21:1
AA ✓AA Large ✓AAA ✓
Aa#2B31A1 on Black
Contrast Ratio2.06:1
AA ✗AA Large ✗AAA ✗
Color Conversion Table
Complete conversion of #2B31A1 across different color formats.
| Format | Value |
|---|---|
| HEX | #2B31A1 |
| RGB | rgb(43, 49, 161) |
| HSL | hsl(237, 58%, 40%) |
| RGB Decimal | 43, 49, 161 |
| RGB Percent | 16.9%, 19.2%, 63.1% |
| CMYK (approx.) | 73%, 70%, 0%, 37% |
Related Palettes
12 palettes using #2B31A1 or similar colors