When it comes to websites, "best practice" is more than just a checklist, it’s about moving away from automated "band-aid" solutions and toward inclusive design. The legal and functional standard for 2026 is WCAG 2.2 Level AA (Web Content Accessibility Guidelines). Here is how to implement it effectively.

If you solve these four areas, you eliminate the vast majority of legal risk and usability barriers:

1. Keyboard Navigability

A user should be able to navigate your entire site using only the Tab, Enter, and Arrow keys.

• Best Practice: Ensure there is a visible "Focus Indicator" (usually a blue or yellow outline) around whatever element is currently selected. Never hide this outline.
  
• Skip Links: Provide a "Skip to Content" link at the top of the page so keyboard users don't have to tab through 50 menu items on every page load.

2. Semantic HTML & ARIA

Screen readers rely on the underlying code to tell the user what a "button" is versus a "heading."

• Best Practice:

  Use proper tags (<h1>, <h2>, etc.) in chronological order. Don't use a heading tag just to make text "look big."

• ARIA Labels:

  Use aria-label for elements that don't have text, like an "X" icon for closing a popup.

3. Color and Contrast

• Text Contrast

  : Maintain a ratio of at least 4.5:1 for standard text and 3:1 for large text.
  

• Don't Rely on Color

  : Never use color as the only way to convey information (e.g., "Click the green button to start"). Add a label or an icon so colorblind users can identify it.

4. Alt Text and Multimedia

• Images: Every meaningful image needs Alternative Text describing the "why" of the image. Decorative images (like a swirl or a line) should have an empty alt="" tag so screen readers skip them.
  
• Video: Provide synchronized captions and, ideally, a transcript.

Forms are where most users get "stuck."

• Labels

  : Every input field must have a permanent . Do not rely on "placeholder text" inside the box, as it disappears when the user starts typing.
  

• Error Identification

  : If a user makes a mistake, the error message must be text-based (e.g., "Error: Zip code must be 5 digits") rather than just turning the box red.

In the event of a legal inquiry, your intent matters.

• Accessibility Statement

  : Create a dedicated page linked in your footer. State your goal (WCAG 2.2 AA), list any known "legacy" issues you are working on, and provide a clear contact method for users to report barriers.