[1] The earliest use of such techniques can be traced back to autochrome pioneers of the 1920s - like Gervais Courtellement - who worked on National Geographic assignments worldwide.
Originally meant to describe the work of many of the National Geographic photographers of the late 1950s and early 1960s, the term is loosely applied to the creation of any such images.
[2] Even though Kodachrome was already unnaturally bright, photographers ... splashed the strongest possible colors in their pictures so that they would be more effective in print.
[3] The method is especially popular in brightening up photographs with drab or earth-toned backgrounds, or to focus attention on a subject.
[6]The style should not be confused with commercial photography campaigns which highlight a color to draw attention as well as for brand association.