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ARIA Labels and Color Contrast
6.1ARIA Best PracticesARIA (Accessible Rich Internet Applications) supplements HTML semantics. The first rule of ARIA is: if you can use a native HTML element…6.2Automated ARIA Testing6.3Color Contrast VerificationWCAG 2.1 AA requires: - 4.5:1 contrast ratio for normal text (under 18pt or 14pt bold) - 3:1 contrast ratio for large text (18pt+ or 14pt+…6.4Common ARIA MistakesTesting for these mistakes can be automated: