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:
Pohódnoćenski system kontrastoweho poměra za tekst ma slědowace pohódnoćenje: Nimokulić so, AA*, AAA* AAA wot najnišeje do najwyšeje čitajomnosće.\nWuličuje so na zakładźe wuličeneje pozadkoweje barby: