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:
Testuaren kontraste-erlazioaren ebaluazio-sistemak ondorengo notak ditu (irakurgarritasun txikienetik handienera): Huts, AA*, AAA* AAA.\nKalkulatutako atzeko planoaren kolorearen arabera ebaluatu da: