#639DCF
Blue
HEX
RGB
HSL
About #639DCF Blue
#639DCF is a blue color. In the RGB color model, it is composed of 99 red, 157 green, and 207 blue. In the HSL color space, it has a hue of 208°, saturation of 53%, and lightness of 60%.
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 #639DCF in your CSS, SCSS, or Tailwind projects.
Color Properties
208°
Hue
53%
Saturation
60%
Lightness
Blue
Color Harmonies
Colors that work well with #639DCF based on color theory.
Accessibility
WCAG 2.1 contrast ratio of #639DCF against white and black backgrounds.
Aa#639DCF on White
Contrast Ratio2.89:1
AA ✗AA Large ✗AAA ✗
Aa#639DCF on Black
Contrast Ratio7.25:1
AA ✓AA Large ✓AAA ✓
Color Conversion Table
Complete conversion of #639DCF across different color formats.
| Format | Value |
|---|---|
| HEX | #639DCF |
| RGB | rgb(99, 157, 207) |
| HSL | hsl(208, 53%, 60%) |
| RGB Decimal | 99, 157, 207 |
| RGB Percent | 38.8%, 61.6%, 81.2% |
| CMYK (approx.) | 52%, 24%, 0%, 19% |
Related Palettes
12 palettes using #639DCF or similar colors