GuideBeginner

Accessibility & ALT Text for Reach

Estimated reading time: 6 min • Updated Sep 30, 2025

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Overview

Make content inclusive and scannable. Good accessibility improves user experience and can support discovery.

Who It’s For & Outcomes

  • ALT text playbook
  • Captioning/subtitles checklist

Prerequisites

  • Creative export flow

Step-by-Step

  1. Write descriptive ALT text (what is it + why it matters, in 1 sentence).
  2. Add captions/subtitles for sound-off viewing.
  3. Use sufficient contrast on text overlays.
  4. Test with screen readers when possible.

Platform Notes

Instagram

  • Custom ALT text per asset.

LinkedIn

  • ALT text on images & documents.

Facebook

  • Manual ALT overrides auto-generated text.

X/Twitter

  • Add ALT text to images; concise is best.

Pinterest

  • ALT for Pins; descriptive and helpful.

Checklist

  • ALT text added
  • Captions OK
  • Contrast passes

Common Pitfalls

  • Stuffing keywords
  • Vague descriptions
  • No captions

FAQs

How long should ALT be?
1–2 concise sentences focused on what and why.
Auto captions OK?
Use them, then quickly edit for clarity.