According to the device you target, the guideline you have to take into account may vary. Here below is a list of links to help you in designing the following devices :
¬ mobile phones
¬ computer screen
¬ [FR] Google publie des recommandations pour la conception d’interfaces TV, by Frédéric CAVAZZA, on 27th may 2o1o.
¬ , by Herr Klein, on 14th september 2oo6.
¬ Guidelines on the provision of television access services [PDF], by Ofcom
¬ The former ITC guidelines, (Both good and bad practices)
¬ The RNIB’s guidance on improving accessibility to programming for visually-impaired people, including audio description for children’s programmes
¬ The BBC ’s Guidelines for visually-impaired television audiences
¬ Incidental music and effects – a note for broadcasters, by Hearing Concern
¬ A new font for digital television subtitles, byJanet Silver, John Gill, Christopher Sharville, James Slater and Michael Martin.
¬ Deaf children and television, National Deaf Children’s Society
¬ Designing websites for Google TV