#639BDE
Blue
HEX
RGB
HSL
About #639BDE Blue
#639BDE is a blue color. In the RGB color model, it is composed of 99 red, 155 green, and 222 blue. In the HSL color space, it has a hue of 213°, 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 & Gradients
Use #639BDE in your CSS, SCSS, or Tailwind projects. Copy ready-to-use gradients.
Beautiful Gradients
Color Properties
213°
Hue
65%
Saturation
63%
Lightness
Blue
Color Harmonies
Colors that work well with #639BDE based on color theory.
Accessibility
WCAG 2.1 contrast ratio of #639BDE against white and black backgrounds.
Aa#639BDE on White
Contrast Ratio2.89:1
AA ✗AA Large ✗AAA ✗
Aa#639BDE on Black
Contrast Ratio7.27:1
AA ✓AA Large ✓AAA ✓
Color Conversion Table
Complete conversion of #639BDE across different color formats.
| Format | Value |
|---|---|
| HEX | #639BDE |
| RGB | rgb(99, 155, 222) |
| HSL | hsl(213, 65%, 63%) |
| RGB Decimal | 99, 155, 222 |
| RGB Percent | 38.8%, 60.8%, 87.1% |
| CMYK (approx.) | 55%, 30%, 0%, 13% |
Related Palettes
12 palettes using #639BDE or similar colors