It is proper Netiquette to use a white background. Do use a white background.
Published on May 16, 2015 | 0:24 Seconds | Science and Technology
White backgrounds make it easier to read colored text, display graphics, and are a common background for all digital document types. Text is usually colored, black is the most popular text color. This shows up well with a white background because of the contrast. Graphics generally have many colors. The many colors of graphics display nicely contrasted with a white background. In general, digital documents have white backgrounds, word processing text files, graphic files, and others. A web page is a digital document.
Published on December 22, 2014 | 0:42 Seconds | Science and Technology
White backgrounds for web content are considered clean. This is true for graphics and web pages. The top websites in the world ranked by Alexa have white backgrounds. This means, if your site has a white background it is following the standard set by the most popular websites.
Use white backgrounds because content shows up clearly.