Red and green font colours
Once upon a time designers were taught to design reading material in colour combinations that could be read easily whether that be forms, adverts, etc. The definitive list of suitable colour combinations was the Le Courier legibility table https://www.google.co.uk/imgres?imgurl= ... mrc&uact=8
With coloured light as used in PC displays, rather than ink, proper contrasts generally still work but the requirements seem slightly different and various research papers that can be found with a quick Google search offer alternative combinations.
Allowing options for every occurrence of line thickness / font face / size / colour is the easy way out - shifts the problem to the end user
With coloured light as used in PC displays, rather than ink, proper contrasts generally still work but the requirements seem slightly different and various research papers that can be found with a quick Google search offer alternative combinations.
Allowing options for every occurrence of line thickness / font face / size / colour is the easy way out - shifts the problem to the end user