‘High Key Photography’ is all about using lighting that produces tones that fall mostly between white and gray, with very few dark tones. Though you will find many photographers calling high contrast and overexposed images ‘high key,’ these are not actually high key images.

To create a ‘high key’ photograph, you don’t have to put more light onto the background than what is on the subject, but for a pure white background you will need to. Your challenge, obviously, is to take a ‘high key’ photograph.