You have to pay attention to the color you use if you want your blog or web site visitors to read content comfortably, without any eye strain. The most obvious choice is black text on white background, of course.
But sometimes, for some odd reason, blog owners go for color combinations that appeal only to the hawk-eyed minority in general population. Here is an example: white and grass-green on reddish-brown… You decide: is this an easy or hard blog page to read?
The easiest to read color combos for the human eye are yellow-and-black, white-and-black. That’s why all industrial equipment are marked with yellow-and-black security stripes.
Colors, besides the ease with which the human eye can pick them, also convey psychological messages that we perceive subliminally, if not consciously. To read more about the psychology of colors visit this web page.