Optimum Line Length
In addition to letter spacing and line height, optimum line length, the number of characters per line, affects readability and user experience. A long line of text produces fatigue and a short line of text can be distracting. Seventy-five characters per line, including spaces, is usually the maximum for a block of text with 50-60 being the optimum range. Unless a line is short for effect, such as emphasizing relationships […]
