WCAG 2.0 · Level A · Operable

WCAG 2.4.3 — Focus Order

Focus must move in a logical, meaningful order that preserves meaning and operability.

WCAG 2.4.3 at a glance

Level A · Principle: Operable · Added in WCAG 2.0. Level A is the minimum — failing it blocks some users entirely.

What it means

Focus must move in a logical, meaningful order that preserves meaning and operability.

Who it helps

Keyboard and screen-reader users.

Common failures

  • Positive tabindex values that scramble order
  • Focus jumping around due to DOM/visual mismatch

How to meet WCAG 2.4.3

  1. Keep DOM order logical; avoid positive tabindex
  2. Manage focus deliberately for dynamic content

How to test it

Manual — Tab through and confirm a sensible order.

Frequently asked questions

Is WCAG 2.4.3 Level A or AA?
WCAG 2.4.3 (Focus Order) is a Level A success criterion, introduced in WCAG 2.0. Level A is the baseline.
How do I test WCAG 2.4.3?
Manual — Tab through and confirm a sensible order.

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