<translate> The contrast ratio grading system for text has the following grading: Fail, AA, AAA AAA from lowest to highest readability.nIt was calculated based on the computed background color: <fuv>Yuɓɓo ɓeto laaɓtugol binndi dañii ɓeto ngoo ɗoo: Hooriima, AA, AAA ummoraade e taro ɓurɗo lesɗude fayde e taro ɓurngo toowde.n Ɗum hiisanoo ko e noordi cakkital ɓetaandi ndii: 