WCAG 2.4.3
Level A
Operable
2.4.3 Focus Order
Focusable elements receive focus in an order that preserves meaning and operability.
What 2.4.3 Focus Order means
Tabbing moves through the page in a logical sequence.
How to test
Tab through the page and confirm focus follows a sensible order.
How to meet it
Order elements correctly in the DOM; manage focus for modals; avoid positive tabindex values.
Need help meeting 2.4.3?
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Official reference: Understanding 2.4.3 Focus Order (W3C)
More Operable criteria
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 Threshold
2.4.1 Bypass Blocks
2.4.2 Page Titled
2.4.4 Link Purpose (In Context)
2.4.5 Multiple Ways
2.4.6 Headings and Labels
2.4.7 Focus Visible
2.4.11 Focus Not Obscured (Minimum)
2.5.1 Pointer Gestures
2.5.2 Pointer Cancellation
2.5.3 Label in Name
2.5.4 Motion Actuation
2.5.7 Dragging Movements
2.5.8 Target Size (Minimum)