How to Make Your Online Store Accessible and Sell to 15% More People
Posted on October 9, 2026
Picture a shopper who found your product, wants to buy — and physically cannot check out because your payment form traps their keyboard, your errors say nothing, and your product images are silent. That happens daily to ~1 in 6 shoppers. Every one of those barriers is an abandoned cart you never see in analytics. This playbook fixes your money path step by step. Start with a free Scanly audit for the automated baseline, then work the funnel below. Context: our e-commerce SEO strategy and WCAG 2.2 business guide.
Why 15% is conservative
- 16% of people live with significant disability (WHO) — your exclusion rate on a broken funnel.
- Plus aging shoppers (vision, dexterity), situational limits (one hand, glare, no audio), and keyboard/power users.
- Plus the spillover: clear labels and readable contrast convert everyone better.
The 6 funnel fixes
1. Product images everyone can "see"
The lost sale: Shoppers using screen readers hear "image_8472.jpg" instead of the product — they leave.
Fix: Write alt text like a salesperson: "Men's navy waterproof hiking jacket, front zip view". Cover every variant photo; mark decorative badges alt="". Bonus: image-search traffic.
2. Keyboard-completable checkout
The lost sale: If Tab order jumps randomly or the coupon field traps focus, motor-impaired shoppers physically cannot pay.
Fix: Tab through your entire checkout: logical order, visible focus on every field, no traps. Every dropdown, date picker, and payment iframe must work keyboard-only.
3. Forms that explain themselves
The lost sale: "Invalid field" with no indication of which field or why — the top checkout killer for screen-reader and cognitive-disability users.
Fix: Label every field visibly (not placeholder-only), announce errors inline next to the field, and show formats upfront ("MM/YY") instead of punishing mistakes.
4. Contrast on prices, CTAs, and stock status
The lost sale: Gray "Only 2 left" text and pale-green "In stock" badges are invisible to low-vision and color-blind shoppers.
Fix: Hit 4.5:1 on prices and CTAs; never encode meaning by color alone — pair "Out of stock" with an icon or text style, not just red.
5. An accessible cart and promo flow
The lost sale: Cart drawers that screen readers can't find, quantity steppers without labels, promo errors nobody announces.
Fix: Label +/- buttons ("Increase quantity"), announce cart updates via live regions, and confirm promo codes in text ("10% off applied: -$12.00").
6. Captions and transcripts for product video
The lost sale: Uncaptioned demo videos exclude deaf shoppers — and give Google zero indexable content.
Fix: Caption every product video; add a short transcript below. It converts deaf shoppers and ranks the page for long-tail queries.
Test like a customer who can't see the screen
- Unplug your mouse. Buy your bestseller keyboard-only — note every trap and invisible focus.
- Turn on a free screen reader (NVDA/VoiceOver) and listen to one product page — count the "image" and "click here" dead ends.
- Zoom to 200% and complete checkout — overlapping content fails real users daily.
- Re-scan with Scanly to confirm, then schedule monthly checks — every theme update can regress.
Frequently Asked Questions
Will accessibility changes hurt my design?
The opposite — constraints sharpen design. Darker text, bigger targets, and clearer labels test better with all users. No serious brand looks worse after an accessibility pass.
What about Shopify/WooCommerce apps and themes?
Audit the rendered store, not the theme demo — apps inject inaccessible widgets constantly. Our platform audit checklist covers Shopify, WordPress, and Wix specifics.
Conclusion
Accessibility isn't charity — it's recovered revenue. Fix the six funnel barriers, keyboard-test your checkout, and keep auditing. The 15% you're missing is already trying to buy.
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Written by
Team ScanlyScanly Editorial Team
The Scanly editorial team combines expertise in technical SEO, web performance, accessibility, and AI search optimization. Together, we have audited thousands of websites and authored comprehensive guides to help businesses improve their online presence.