#555B91
Muted Blue
HEX
RGB
HSL
About #555B91 Muted Blue
#555B91 is a muted blue color. In the RGB color model, it is composed of 85 red, 91 green, and 145 blue. In the HSL color space, it has a hue of 234°, saturation of 26%, and lightness of 45%.
This color has a medium lightness value, making it a balanced tone ideal for both text and UI elements. With low saturation, it appears muted and subtle.
CSS Code
Use #555B91 in your CSS, SCSS, or Tailwind projects.
Color Properties
234°
Hue
26%
Saturation
45%
Lightness
Muted Blue
Color Harmonies
Colors that work well with #555B91 based on color theory.
Accessibility
WCAG 2.1 contrast ratio of #555B91 against white and black backgrounds.
Aa#555B91 on White
Contrast Ratio6.38:1
AA ✓AA Large ✓AAA ✗
Aa#555B91 on Black
Contrast Ratio3.29:1
AA ✗AA Large ✓AAA ✗
Color Conversion Table
Complete conversion of #555B91 across different color formats.
| Format | Value |
|---|---|
| HEX | #555B91 |
| RGB | rgb(85, 91, 145) |
| HSL | hsl(234, 26%, 45%) |
| RGB Decimal | 85, 91, 145 |
| RGB Percent | 33.3%, 35.7%, 56.9% |
| CMYK (approx.) | 41%, 37%, 0%, 43% |
Related Palettes
12 palettes using #555B91 or similar colors