#399ADB
Blue
HEX
RGB
HSL
About #399ADB Blue
#399ADB is a blue color. In the RGB color model, it is composed of 57 red, 154 green, and 219 blue. In the HSL color space, it has a hue of 204°, saturation of 69%, and lightness of 54%.
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 #399ADB in your CSS, SCSS, or Tailwind projects.
Color Properties
204°
Hue
69%
Saturation
54%
Lightness
Blue
Color Harmonies
Colors that work well with #399ADB based on color theory.
Accessibility
WCAG 2.1 contrast ratio of #399ADB against white and black backgrounds.
Aa#399ADB on White
Contrast Ratio3.08:1
AA ✗AA Large ✓AAA ✗
Aa#399ADB on Black
Contrast Ratio6.82:1
AA ✓AA Large ✓AAA ✗
Color Conversion Table
Complete conversion of #399ADB across different color formats.
| Format | Value |
|---|---|
| HEX | #399ADB |
| RGB | rgb(57, 154, 219) |
| HSL | hsl(204, 69%, 54%) |
| RGB Decimal | 57, 154, 219 |
| RGB Percent | 22.4%, 60.4%, 85.9% |
| CMYK (approx.) | 74%, 30%, 0%, 14% |
Related Palettes
12 palettes using #399ADB or similar colors