Below you can find the WCAG 2.1 guidelines (available here: https://www.w3.org/TR/WCAG21/#requirements-for-wcag-2-1) that we strive to follow:

(i) Level A guidelines: 1.1.1 Non-Text Content; 1.2.1 Audio-only and Video-Only (pre-recorded); 1.2.2 Captions (Pre-recorded); 1.2.3 Audio description or Media alternative (Pre-recorded); 1.3.1 Info and relationships; 1.3.2 Meaningful Sequence; 1.3.3 Sensory Characteristics; 1.4.1 Use of Color; 1.4.2 Audio Control; 2.1.1 Keyboard; 2.1.2 No Keyboard Trap; 2.1.4 Character Key Shortcuts; 2.2.1 Timing Adjustable; 2.2.2 Pause, Stop, Hide; 2.3.1 Three Flashes or Below; 2.4.1 Bypass Blocks; 2.4.2 Page Titled; 2.4.3 Focus Order; 2.4.4 Link Purpose (In Context); 2.5.1 Pointer Gestures; 2.5.2 Pointer Cancellation; 2.5.3 Label in Name; 2.5.4 Motion Actuation; 3.1.1 Language of Page; 3.2.1 On Focus; 3.2.2 On Input; 3.3.1 Error Identification; 3.3.2 Labels or Instructions; 4.1.1 Parsing; 4.1.2 Name, Role, Value;

(ii) Level AA guidelines: 1.3.4 Orientation; 1.3.5 Identify Input Purpose; 1.4.3 Contrast (Minimum); 1.4.4 Resize Text; 1.4.5 Images of Text; 1.4.10 Reflow; 1.4.11 Non-Text Contrast; 1.4.12 Text Spacing; 1.4.13 Content on Hover or Focus; 2.4.5 Multiple Ways; 2.4.6 Headings and Labels; 2.4.7 Focus Visible; 3.1.2 Language of Parts; 3.2.3 Consistent Navigation; 3.2.4 Consistent Identification; 3.3.3 Error Suggestion;

(iii) Level AAA guidelines: 1.4.9 Images of Text (No Exception); 2.3.2 Three Flashes (collectively, “Official ADA Guidelines”).