In the last post, Rob talked about how a “big time fancy design firm” came up with a “blue text on a black background” layout, which can only be difficult to read because of the low contrast between black and blue.

It’s generally agreed that the higher the contrast and resolution, the easier text is to read, with black text on a white background at high dpi (dots per inch) being the easiest. In fact, newspapers and books can achieve higher contrast ratios than a computer monitor, so they seem easier to read. Text displayed at 150 dpi is twice as sharp as a typical video monitor, but HALF the resolution a basic laser printer achieves. Continue reading »