#666FA1
Muted Blue
HEX
RGB
HSL
About #666FA1 Muted Blue
#666FA1 is a muted blue color. In the RGB color model, it is composed of 102 red, 111 green, and 161 blue. In the HSL color space, it has a hue of 231°, saturation of 24%, and lightness of 52%.
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 & Gradients
Use #666FA1 in your CSS, SCSS, or Tailwind projects. Copy ready-to-use gradients.
Beautiful Gradients
Color Properties
231°
Hue
24%
Saturation
52%
Lightness
Muted Blue
Color Harmonies
Colors that work well with #666FA1 based on color theory.
Accessibility
WCAG 2.1 contrast ratio of #666FA1 against white and black backgrounds.
Aa#666FA1 on White
Contrast Ratio4.82:1
AA ✓AA Large ✓AAA ✗
Aa#666FA1 on Black
Contrast Ratio4.35:1
AA ✗AA Large ✓AAA ✗
Color Conversion Table
Complete conversion of #666FA1 across different color formats.
| Format | Value |
|---|---|
| HEX | #666FA1 |
| RGB | rgb(102, 111, 161) |
| HSL | hsl(231, 24%, 52%) |
| RGB Decimal | 102, 111, 161 |
| RGB Percent | 40.0%, 43.5%, 63.1% |
| CMYK (approx.) | 37%, 31%, 0%, 37% |
Related Palettes
12 palettes using #666FA1 or similar colors