#666581
Muted Blue
HEX
RGB
HSL
About #666581 Muted Blue
#666581 is a muted blue color. In the RGB color model, it is composed of 102 red, 101 green, and 129 blue. In the HSL color space, it has a hue of 242°, saturation of 12%, 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 #666581 in your CSS, SCSS, or Tailwind projects.
Color Properties
242°
Hue
12%
Saturation
45%
Lightness
Muted Blue
Color Harmonies
Colors that work well with #666581 based on color theory.
Accessibility
WCAG 2.1 contrast ratio of #666581 against white and black backgrounds.
Aa#666581 on White
Contrast Ratio5.61:1
AA ✓AA Large ✓AAA ✗
Aa#666581 on Black
Contrast Ratio3.74:1
AA ✗AA Large ✓AAA ✗
Color Conversion Table
Complete conversion of #666581 across different color formats.
| Format | Value |
|---|---|
| HEX | #666581 |
| RGB | rgb(102, 101, 129) |
| HSL | hsl(242, 12%, 45%) |
| RGB Decimal | 102, 101, 129 |
| RGB Percent | 40.0%, 39.6%, 50.6% |
| CMYK (approx.) | 21%, 22%, 0%, 49% |
Related Palettes
12 palettes using #666581 or similar colors