#278BBD
Blue
HEX
RGB
HSL
About #278BBD Blue
#278BBD is a blue color. In the RGB color model, it is composed of 39 red, 139 green, and 189 blue. In the HSL color space, it has a hue of 200°, saturation of 66%, 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 & Gradients
Use #278BBD in your CSS, SCSS, or Tailwind projects. Copy ready-to-use gradients.
Beautiful Gradients
Color Properties
200°
Hue
66%
Saturation
45%
Lightness
Blue
Color Harmonies
Colors that work well with #278BBD based on color theory.
Accessibility
WCAG 2.1 contrast ratio of #278BBD against white and black backgrounds.
Aa#278BBD on White
Contrast Ratio3.81:1
AA ✗AA Large ✓AAA ✗
Aa#278BBD on Black
Contrast Ratio5.51:1
AA ✓AA Large ✓AAA ✗
Color Conversion Table
Complete conversion of #278BBD across different color formats.
| Format | Value |
|---|---|
| HEX | #278BBD |
| RGB | rgb(39, 139, 189) |
| HSL | hsl(200, 66%, 45%) |
| RGB Decimal | 39, 139, 189 |
| RGB Percent | 15.3%, 54.5%, 74.1% |
| CMYK (approx.) | 79%, 26%, 0%, 26% |
Related Palettes
12 palettes using #278BBD or similar colors