#668EE4
Blue
HEX
RGB
HSL
About #668EE4 Blue
#668EE4 is a blue color. In the RGB color model, it is composed of 102 red, 142 green, and 228 blue. In the HSL color space, it has a hue of 221°, saturation of 70%, and lightness of 65%.
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 #668EE4 in your CSS, SCSS, or Tailwind projects. Copy ready-to-use gradients.
Beautiful Gradients
Color Properties
221°
Hue
70%
Saturation
65%
Lightness
Blue
Color Harmonies
Colors that work well with #668EE4 based on color theory.
Accessibility
WCAG 2.1 contrast ratio of #668EE4 against white and black backgrounds.
Aa#668EE4 on White
Contrast Ratio3.2:1
AA ✗AA Large ✓AAA ✗
Aa#668EE4 on Black
Contrast Ratio6.55:1
AA ✓AA Large ✓AAA ✗
Color Conversion Table
Complete conversion of #668EE4 across different color formats.
| Format | Value |
|---|---|
| HEX | #668EE4 |
| RGB | rgb(102, 142, 228) |
| HSL | hsl(221, 70%, 65%) |
| RGB Decimal | 102, 142, 228 |
| RGB Percent | 40.0%, 55.7%, 89.4% |
| CMYK (approx.) | 55%, 38%, 0%, 11% |
Related Palettes
12 palettes using #668EE4 or similar colors