It is more acceptable to an adult audience than a younger generation though. The site usually implies integrity and has a mature appearance. This used to be the only background available to show on the web. The best colors to use with gray are cool tones like blues and purples. There needs to be a high contrast to keep users interested and for it not to appear lifeless.
Lavender is a language of romance.
It creates nostalgia with its pastel appearance. It is different and unusual to see because not many use it. The daintiness of lavender caters to the feminine audience. It works well with other pastel colors and cool tones like blue and purple. Lavender needs a high contrasting color for readability.