#3663B0
Blue
HEX
RGB
HSL
About #3663B0 Blue
#3663B0 is a blue color. In the RGB color model, it is composed of 54 red, 99 green, and 176 blue. In the HSL color space, it has a hue of 218°, saturation of 53%, and lightness of 45%.
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 #3663B0 in your CSS, SCSS, or Tailwind projects.
Color Properties
218°
Hue
53%
Saturation
45%
Lightness
Blue
Color Harmonies
Colors that work well with #3663B0 based on color theory.
Accessibility
WCAG 2.1 contrast ratio of #3663B0 against white and black backgrounds.
Aa#3663B0 on White
Contrast Ratio5.88:1
AA ✓AA Large ✓AAA ✗
Aa#3663B0 on Black
Contrast Ratio3.57:1
AA ✗AA Large ✓AAA ✗
Color Conversion Table
Complete conversion of #3663B0 across different color formats.
| Format | Value |
|---|---|
| HEX | #3663B0 |
| RGB | rgb(54, 99, 176) |
| HSL | hsl(218, 53%, 45%) |
| RGB Decimal | 54, 99, 176 |
| RGB Percent | 21.2%, 38.8%, 69.0% |
| CMYK (approx.) | 69%, 44%, 0%, 31% |
Related Palettes
12 palettes using #3663B0 or similar colors