#2166AB
Blue
HEX
RGB
HSL
About #2166AB Blue
#2166AB is a blue color. In the RGB color model, it is composed of 33 red, 102 green, and 171 blue. In the HSL color space, it has a hue of 210°, saturation of 68%, 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 #2166AB in your CSS, SCSS, or Tailwind projects.
Color Properties
210°
Hue
68%
Saturation
40%
Lightness
Blue
Color Harmonies
Colors that work well with #2166AB based on color theory.
Accessibility
WCAG 2.1 contrast ratio of #2166AB against white and black backgrounds.
Aa#2166AB on White
Contrast Ratio5.91:1
AA ✓AA Large ✓AAA ✗
Aa#2166AB on Black
Contrast Ratio3.55:1
AA ✗AA Large ✓AAA ✗
Color Conversion Table
Complete conversion of #2166AB across different color formats.
| Format | Value |
|---|---|
| HEX | #2166AB |
| RGB | rgb(33, 102, 171) |
| HSL | hsl(210, 68%, 40%) |
| RGB Decimal | 33, 102, 171 |
| RGB Percent | 12.9%, 40.0%, 67.1% |
| CMYK (approx.) | 81%, 40%, 0%, 33% |
Related Palettes
12 palettes using #2166AB or similar colors