#638CDE
Blue
HEX
RGB
HSL
About #638CDE Blue
#638CDE is a blue color. In the RGB color model, it is composed of 99 red, 140 green, and 222 blue. In the HSL color space, it has a hue of 220°, saturation of 65%, and lightness of 63%.
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 #638CDE in your CSS, SCSS, or Tailwind projects.
Color Properties
220°
Hue
65%
Saturation
63%
Lightness
Blue
Color Harmonies
Colors that work well with #638CDE based on color theory.
Accessibility
WCAG 2.1 contrast ratio of #638CDE against white and black backgrounds.
Aa#638CDE on White
Contrast Ratio3.31:1
AA ✗AA Large ✓AAA ✗
Aa#638CDE on Black
Contrast Ratio6.34:1
AA ✓AA Large ✓AAA ✗
Color Conversion Table
Complete conversion of #638CDE across different color formats.
| Format | Value |
|---|---|
| HEX | #638CDE |
| RGB | rgb(99, 140, 222) |
| HSL | hsl(220, 65%, 63%) |
| RGB Decimal | 99, 140, 222 |
| RGB Percent | 38.8%, 54.9%, 87.1% |
| CMYK (approx.) | 55%, 37%, 0%, 13% |
Related Palettes
12 palettes using #638CDE or similar colors