#577BFF
Vivid Blue
HEX
RGB
HSL
About #577BFF Vivid Blue
#577BFF is a vivid blue color. In the RGB color model, it is composed of 87 red, 123 green, and 255 blue. In the HSL color space, it has a hue of 227°, saturation of 100%, and lightness of 67%.
This color has a medium lightness value, making it a balanced tone ideal for both text and UI elements. With high saturation, it appears vibrant and eye-catching.
CSS Code
Use #577BFF in your CSS, SCSS, or Tailwind projects.
Color Properties
227°
Hue
100%
Saturation
67%
Lightness
Vivid Blue
Color Harmonies
Colors that work well with #577BFF based on color theory.
Accessibility
WCAG 2.1 contrast ratio of #577BFF against white and black backgrounds.
Aa#577BFF on White
Contrast Ratio3.7:1
AA ✗AA Large ✓AAA ✗
Aa#577BFF on Black
Contrast Ratio5.68:1
AA ✓AA Large ✓AAA ✗
Color Conversion Table
Complete conversion of #577BFF across different color formats.
| Format | Value |
|---|---|
| HEX | #577BFF |
| RGB | rgb(87, 123, 255) |
| HSL | hsl(227, 100%, 67%) |
| RGB Decimal | 87, 123, 255 |
| RGB Percent | 34.1%, 48.2%, 100.0% |
| CMYK (approx.) | 66%, 52%, 0%, 0% |
Related Palettes
12 palettes using #577BFF or similar colors