Infografik: Website-Barrierefreiheit prüfen mit Tools, Screenreader und Tastaturnavigation – Schnellcheck in 15 Minuten
Is your website truly accessible? You can test it in just 15 minutes—with free tools, keyboard shortcuts, and a reality check using a screen reader. Our guide shows you the most common stumbling blocks and how to fix them yourself.

Check Your Website For Accessibility – Here's How In 15 Minutes

Our voluntary accessibility statement is online – but theory isn’t enough. In this guide, we show you how you can test whether your website is accessible to everyone (without special software).

The whole process takes less than 15 minutes and provides you with an immediate to-do list.

1 | 5-Minute Check With Online Tools

WAVE What is being checked? Structure, alternative text, ARIA roles, contrast 🔗 wave.webaim.org Lighthouse (Chrome) What is being checked? WCAG score (0–100), performance & PWA 📍 Start in Chrome DevTools under the “Lighthouse” tab EXPERTE.de-Accessibility-Check What is being checked? Heading hierarchy, contrast, forms 🔗 experte.de/barrierefreiheit Aktion-Mensch-Check-List What is being checked? Manual WCAG checkpoints as PDF 🔗 aktion-mensch.de/digital
Tool What is being checked? Link
WAVE Structure, alternative text, ARIA roles, contrast wave.webaim.org
Lighthouse (Chrome) WCAG score (0–100), performance & PWA Chrome DevTools → Reiter „Lighthouse“
EXPERTE.de-Accessibility-Check Heading hierarchy, contrast, forms experte.de/barrierefreiheit
Aktion-Mensch-Check-List Manual WCAG checkpoints as PDF aktion-mensch.de/digital

Tip: Start with WAVE – the highlighting in the browser shows you where alt text or contrast is missing in seconds.

2 | Reality Check With a Screen Reader (≈ 5 Min.)

1. Windows + Ctrl + Enter → Narrator starts.

2. Use H to jump through the headings.

3. Listen to see if buttons and links are named appropriately (no “link 123”).

4. CapsLock + M reads the focus position.

5. Windows + Ctrl + Enter exits Narrator.

Mac shortcut: Cmd + F5 starts/stops VoiceOver.

3 | Test Keyboard Navigation (≈ 5 min.)

• Tab forward → Is the order logical?

• Shift + Tab backward → Does every step work?

• Enter / Space → Does every button trigger something?

• Esc → Does it close modal dialogs?

If the visible focus (focus ring) is missing, keyboard navigation is technically possible but practically unusable.

4 | Common Stumbling Blocks And Quick Fixes

1. Skip links are missing
Screen readers and keyboard users need a jump mark to the main content.
💡 Insert <a href="#main" class="skip-link">Zum Inhalt</a> at the top of the page.

2. Placeholder alt text
“image123.jpg” does not say anything about the image.
💡 Replace with: alt="Blaues Balkendiagramm Umsatz 2024"

3. Contrast near-limit case
Blue (#1B3A6B) on white is only WCAG AA at 14px – not AAA.
💡 Either adjust the color (#143260) or increase the text size to at least 18px.

4. Empty buttons or links
Example: <button><i class="icon"></i></button> is not accessible.
💡 Add: aria-label="Menü öffnen"

5. Focus not visible
CSS: outline: none; prevents keyboard focus.
💡 Better: :focus { outline: 2px solid #1B3A6B; }

Problem Explanation Quick fix
Skip links missing Skip button “Skip to content” for screen readers and keyboard <a href=”#main” class=”skip-link”>Skip to content</a> at page top
Placeholder alt text “image123.jpg” reveals nothing Meaningful: alt=”Blue bar chart showing sales in 2024″
Contrast near-limit case Blue #1B3A6B on white: at 14 px text only WCAG AA, not AAA Variant #143260 or text size ≥ 18 px
Empty buttons/links <button><i class=”icon”></i></button> aria-label=add “open menu”
Focus not visible outline: none; in CSS Reactivate focus style: :focus { outline: 2px solid #1B3A6B; }

5 | Do I Need Professional Help?

Not every website needs an official accessibility audit – but almost every website can benefit from one.

When Is A Professional Audit Mandatory?

As of June 28, 2025 the BFSG has been in force for certain public or private providers with a legal mandate. This includes, for example:
  • Banks and insurance companies
  • Online shops & e-commerce platforms
  • E-book providers
  • Companies with digital customer interfaces, e.g., login areas or ticket systems
➡️ The following applies here: A professional audit is strongly recommended to avoid fines and reputational risks.

When Is An Audit Still Useful?

Even if you are not legally obliged to do so, it is worth getting an outside perspective. Because:
  • Many smaller websites accidentally fail to meet important WCAG criteria – or fail to notice simple hurdles
  • Usability for all means greater reach, longer visits, and less frustration – even for people without disabilities
  • Accessibility has a positive effect on SEO (e.g., through better structure, clear labels, and optimized loading times)

CONCLUSION

Accessibility is not rocket science. With three free checks and a little developer work, you can remove 80% of all barriers – and open up your content to up to 8 million potential users in Germany. Get started today – fifteen minutes is all it takes to take the first step.

7 | FAQ – Quick Answers

Do I have to offer audio description?

Only if your video contains visual information that would otherwise be inaccessible to blind users (e.g., slideshows without narration).
No. Contrast is only one criterion. Structure, keyboard accessibility, and comprehensibility are equally important.
Depending on the scope, from approx. € 1500. For small marketing websites, a half-day quick check plus developer briefing is often sufficient.

TL;DR – Short Version For Those In A Hurry

⏱️ Check if your website is accessible in 15 minutes:

  1. Online tools check alt texts, structure, and contrast – e.g. WAVE or Lighthouse

  2. Screen reader test: With Narrator (Windows) or VoiceOver (Mac), you can hear what visually impaired users experience

  3. Keyboard navigation: Tab, Shift + Tab, and Enter – can you get everywhere? Is the focus visible?

  4. Typical hurdles and fixes: Skip links, contrasts, empty buttons, hidden focus

  5. Audit necessary? Only if required by law – but every obstacle removed improves the user experience

💡 Bonus: Ready for the next step? Then take a look here:

Want More Tips and Tricks?

We regularly upload short videos with tips and tricks on topics such as e-learning and translation to our YouTube page. We invite you to browse through our content. You might discover a few videos that are helpful to you!

TRANSLATION

“Made in Germany” from Baden-Württemberg stands for quality worldwide, and we are committed to upholding this reputation. A high-quality translation should be easy to read, easy to understand, and indistinguishable from an original text in the target language. That is our standard.

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