#668BBF
Blue
HEX
RGB
HSL
About #668BBF Blue
#668BBF is a blue color. In the RGB color model, it is composed of 102 red, 139 green, and 191 blue. In the HSL color space, it has a hue of 215°, saturation of 41%, and lightness of 57%.
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 #668BBF in your CSS, SCSS, or Tailwind projects. Copy ready-to-use gradients.
Beautiful Gradients
Color Properties
215°
Hue
41%
Saturation
57%
Lightness
Blue
Color Harmonies
Colors that work well with #668BBF based on color theory.
Accessibility
WCAG 2.1 contrast ratio of #668BBF against white and black backgrounds.
Aa#668BBF on White
Contrast Ratio3.49:1
AA ✗AA Large ✓AAA ✗
Aa#668BBF on Black
Contrast Ratio6.01:1
AA ✓AA Large ✓AAA ✗
Color Conversion Table
Complete conversion of #668BBF across different color formats.
| Format | Value |
|---|---|
| HEX | #668BBF |
| RGB | rgb(102, 139, 191) |
| HSL | hsl(215, 41%, 57%) |
| RGB Decimal | 102, 139, 191 |
| RGB Percent | 40.0%, 54.5%, 74.9% |
| CMYK (approx.) | 47%, 27%, 0%, 25% |
Related Palettes
12 palettes using #668BBF or similar colors