#5B51B8
Blue
HEX
RGB
HSL
About #5B51B8 Blue
#5B51B8 is a blue color. In the RGB color model, it is composed of 91 red, 81 green, and 184 blue. In the HSL color space, it has a hue of 246°, saturation of 42%, and lightness of 52%.
This color has a medium lightness value, making it a balanced tone ideal for both text and UI elements. With moderate saturation, it appears balanced and versatile.
CSS Code
Use #5B51B8 in your CSS, SCSS, or Tailwind projects.
Color Properties
246°
Hue
42%
Saturation
52%
Lightness
Blue
Color Harmonies
Colors that work well with #5B51B8 based on color theory.
Accessibility
WCAG 2.1 contrast ratio of #5B51B8 against white and black backgrounds.
Aa#5B51B8 on White
Contrast Ratio6.34:1
AA ✓AA Large ✓AAA ✗
Aa#5B51B8 on Black
Contrast Ratio3.31:1
AA ✗AA Large ✓AAA ✗
Color Conversion Table
Complete conversion of #5B51B8 across different color formats.
| Format | Value |
|---|---|
| HEX | #5B51B8 |
| RGB | rgb(91, 81, 184) |
| HSL | hsl(246, 42%, 52%) |
| RGB Decimal | 91, 81, 184 |
| RGB Percent | 35.7%, 31.8%, 72.2% |
| CMYK (approx.) | 51%, 56%, 0%, 28% |
Related Palettes
12 palettes using #5B51B8 or similar colors