Navigation is one of the most accessibility-critical parts of a WordPress site. Visitors who use screen readers, keyboard navigation, or other assistive technologies rely on navigation being built to certain standards. Mega menus introduce complexity that standard dropdowns don’t have, and that complexity requires attention.
Here’s what to check.
Keyboard navigation
Every menu item should be reachable and activatable via keyboard. Tab key should move through menu items in order. Enter or Space should activate a link or open a submenu. Escape should close an open submenu. Arrow keys should move between items within an open panel.
Test this manually: put your mouse away and navigate your menu using only the keyboard. If you can’t reach a submenu item without a mouse, that’s an accessibility failure.
ARIA labels and roles
The navigation wrapper should have an appropriate ARIA role (navigation) and, if there are multiple navigation elements on the page, a distinguishing aria-label. Submenu triggers — elements that open dropdown panels — should have aria-expanded attributes that update when the panel opens and closes.
Screen reader users depend on these signals to understand what a navigation element does before interacting with it.
Focus management
When a mega menu panel opens, keyboard focus should move into the panel in a predictable way. When the panel closes, focus should return to the trigger element. Panels that open without moving focus, or that trap focus inside, create a poor experience for keyboard users.
Color contrast
Navigation links need sufficient contrast against their background — 4.5:1 for normal text, 3:1 for large text. This applies to both the default state and the hover or active state. Test with a contrast checker, not just visual inspection.
Touch targets
On mobile, every tappable element in the navigation should have a touch target of at least 44×44 pixels. Small touch targets cause accidental taps and missed navigation — a real problem for users with motor impairments, but an annoyance for everyone.
Motion and animation
If your mega menu uses animations — panel transitions, height animations — these should respect the user’s prefers-reduced-motion setting. Add a media query that disables or significantly reduces animations for users who have requested it.
Testing with a screen reader
Manual testing with a screen reader is the most reliable way to identify accessibility issues. NVDA (Windows, free) and VoiceOver (macOS and iOS, built in) are the most widely used. Navigate your menu with each and listen to what gets announced.
Navigation accessibility isn’t optional — it’s a legal requirement in many jurisdictions and a basic expectation of quality. Getting it right is not significantly harder than getting it wrong, particularly if you’re using a well-built plugin that handles the foundational markup correctly.