#3766CB
Blue
HEX
RGB
HSL
About #3766CB Blue
#3766CB is a blue color. In the RGB color model, it is composed of 55 red, 102 green, and 203 blue. In the HSL color space, it has a hue of 221°, saturation of 59%, and lightness of 51%.
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 & Gradients
Use #3766CB in your CSS, SCSS, or Tailwind projects. Copy ready-to-use gradients.
Beautiful Gradients
Color Properties
221°
Hue
59%
Saturation
51%
Lightness
Blue
Color Harmonies
Colors that work well with #3766CB based on color theory.
Accessibility
WCAG 2.1 contrast ratio of #3766CB against white and black backgrounds.
Aa#3766CB on White
Contrast Ratio5.35:1
AA ✓AA Large ✓AAA ✗
Aa#3766CB on Black
Contrast Ratio3.93:1
AA ✗AA Large ✓AAA ✗
Color Conversion Table
Complete conversion of #3766CB across different color formats.
| Format | Value |
|---|---|
| HEX | #3766CB |
| RGB | rgb(55, 102, 203) |
| HSL | hsl(221, 59%, 51%) |
| RGB Decimal | 55, 102, 203 |
| RGB Percent | 21.6%, 40.0%, 79.6% |
| CMYK (approx.) | 73%, 50%, 0%, 20% |
Related Palettes
12 palettes using #3766CB or similar colors