rgb-black-color-web RGB Black | R/0 G/0 B/0 : This black represents zero RGB light―and therefore ‘black’. For more information on the properties of the RGB additive color model, visit this WikiPedia Article. When to use: For all on-screen, web and online PDF use. Variations are sometimes used (for example R/5 G/5 B/5), but differing end-user…