#378BAE
Blue
HEX
RGB
HSL
About #378BAE Blue
#378BAE is a blue color. In the RGB color model, it is composed of 55 red, 139 green, and 174 blue. In the HSL color space, it has a hue of 198°, saturation of 52%, and lightness of 45%.
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 #378BAE in your CSS, SCSS, or Tailwind projects.
Color Properties
198°
Hue
52%
Saturation
45%
Lightness
Blue
Color Harmonies
Colors that work well with #378BAE based on color theory.
Accessibility
WCAG 2.1 contrast ratio of #378BAE against white and black backgrounds.
Aa#378BAE on White
Contrast Ratio3.84:1
AA ✗AA Large ✓AAA ✗
Aa#378BAE on Black
Contrast Ratio5.47:1
AA ✓AA Large ✓AAA ✗
Color Conversion Table
Complete conversion of #378BAE across different color formats.
| Format | Value |
|---|---|
| HEX | #378BAE |
| RGB | rgb(55, 139, 174) |
| HSL | hsl(198, 52%, 45%) |
| RGB Decimal | 55, 139, 174 |
| RGB Percent | 21.6%, 54.5%, 68.2% |
| CMYK (approx.) | 68%, 20%, 0%, 32% |
Related Palettes
12 palettes using #378BAE or similar colors