#558BDD
Blue
HEX
RGB
HSL
About #558BDD Blue
#558BDD is a blue color. In the RGB color model, it is composed of 85 red, 139 green, and 221 blue. In the HSL color space, it has a hue of 216°, saturation of 67%, 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 & Gradients
Use #558BDD in your CSS, SCSS, or Tailwind projects. Copy ready-to-use gradients.
Beautiful Gradients
Color Properties
216°
Hue
67%
Saturation
60%
Lightness
Blue
Color Harmonies
Colors that work well with #558BDD based on color theory.
Accessibility
WCAG 2.1 contrast ratio of #558BDD against white and black backgrounds.
Aa#558BDD on White
Contrast Ratio3.43:1
AA ✗AA Large ✓AAA ✗
Aa#558BDD on Black
Contrast Ratio6.12:1
AA ✓AA Large ✓AAA ✗
Color Conversion Table
Complete conversion of #558BDD across different color formats.
| Format | Value |
|---|---|
| HEX | #558BDD |
| RGB | rgb(85, 139, 221) |
| HSL | hsl(216, 67%, 60%) |
| RGB Decimal | 85, 139, 221 |
| RGB Percent | 33.3%, 54.5%, 86.7% |
| CMYK (approx.) | 62%, 37%, 0%, 13% |
Related Palettes
12 palettes using #558BDD or similar colors