Accessibility for Online Stores: Selling to Everyone

Picture a shopper who wants to buy from you tonight. They have a card in hand and a reason to spend. But they use a screen reader because they're blind, and your "Add to cart" button is just an unlabelled icon. The screen reader announces "button, button, button" and nothing else. They have the money, the intent, and the patience right up until the moment your store gives them nothing to work with. Then they leave and buy from someone whose store simply worked.

That quiet, invisible loss happens far more often than most store owners realise. Accessibility isn't a niche concern for a tiny minority. A large share of the population lives with some form of disability, and almost everyone experiences temporary or situational barriers, such as squinting at a phone in bright sunlight or shopping one-handed while holding a child. This article explains, in plain language, what web accessibility actually means for an online store, why it quietly affects your revenue, and the practical changes that make the biggest difference, none of which require you to be a developer.

What "accessible" actually means

Accessibility means your store can be used by people regardless of how they see, hear, move, or process information. Some people navigate with a keyboard instead of a mouse. Some use a screen reader that speaks the page aloud. Some have low vision and zoom the text to twice its normal size. Some have limited fine motor control and struggle with tiny tap targets. Some have dyslexia and find dense, low-contrast text exhausting. An accessible store accommodates all of them without forcing anyone into a separate, stripped-down "accessible version".

The widely accepted rulebook for this is a set of guidelines known as WCAG, the Web Content Accessibility Guidelines, published by the international body that governs web standards. You don't need to memorise them. They boil down to four sensible ideas: content should be perceivable (people can take it in), operable (people can use the controls), understandable (people can follow what's going on), and robust (it works with assistive technology). Keep those four words in mind and most decisions become obvious.

Why this is a business issue, not a charity project

It's tempting to file accessibility under "nice to have". That's a mistake on the numbers alone. The disabled community and their families control an enormous amount of spending power worldwide. Excluding them isn't a rounding error; it's a market the size of a large country that you've locked out of the front door. And the same fixes that help disabled shoppers help everyone: clearer buttons, faster keyboard navigation, and readable text reduce friction for all visitors, which is exactly what good checkout optimisation aims to do anyway.

The handful of fixes that matter most

You could spend a year perfecting accessibility, but a small set of changes delivers most of the benefit. Start here.

1. Write real alt text for product images

Alt text is a short written description attached to an image. Screen readers read it aloud, and search engines use it too. If your product photos have no alt text, a blind shopper has no idea what they're looking at. "Image" or "IMG_4821.jpg" is useless. "Navy wool overcoat with brass buttons, shown from the front" is useful. Describe what matters for the buying decision, not every pixel. This is one of the rare improvements that helps disabled users and your search ranking at the same time.

2. Make everything work with a keyboard

Many people can't use a mouse. They press Tab to move between links and buttons, and Enter or Space to activate them. Open your store and try to buy something using only your keyboard. If you can't reach the "Add to cart" button, can't open the menu, or can't see which element is currently selected, neither can a keyboard user. A visible focus outline, the little ring that shows where you are, is essential. Some themes hide it for looking "cleaner". Don't.

3. Check your colour contrast

Light grey text on a white background looks elegant to a designer and is invisible to someone with low vision or anyone outdoors on a sunny day. Text needs enough contrast against its background to be readable. Free tools let you paste in two colours and tell you instantly whether they pass. This single fix often improves conversion across the board, because hard-to-read text quietly costs you sales from people who'd never describe themselves as disabled.

4. Label your forms and buttons clearly

Every form field needs a visible label that stays put, not just placeholder text that vanishes the moment someone starts typing. Every button needs words a screen reader can announce. An icon-only cart button should still carry a hidden text label like "View cart". These small details are the difference between a checkout that works for everyone and one that silently excludes a slice of your customers.

Accessibility and trust go hand in hand

A store that's careful about the small things tends to be a store people trust. When your buttons are clear, your text is readable, and your checkout behaves predictably, shoppers relax. That feeling of competence is closely related to the work of building trust signals on your store. A sloppy, hard-to-use interface signals the opposite, and first-time buyers are quick to walk away from anything that feels unreliable.

The same logic applies to your conversion work in general. Many of the things that lift a good conversion rate are accessibility wins in disguise: clearer calls to action, less clutter, faster paths to purchase. If you run experiments on your store, fold accessibility checks into your A/B testing process so a "winning" variant never wins by quietly excluding people.

Mobile makes accessibility non-negotiable

Most shopping now happens on phones, and the phone amplifies every accessibility flaw. Small screens make low contrast harder to read. Fat fingers make tiny tap targets a nightmare. One-handed use, walking, poor lighting, and shaky connections are all situational disabilities that affect people without any permanent impairment at all. Designing for the person who needs the most help generally produces a smoother experience for everyone, which is why accessibility and mobile optimisation pull in the same direction.

Don't rely on overlay widgets to do it for you

You may have seen pop-up "accessibility" widgets that promise instant compliance with a line of code. Be cautious. Accessibility experts and many disabled users are sharply critical of these overlays, which often fail to fix the underlying problems and sometimes make screen-reader experiences worse. There's no magic button. Real accessibility comes from building the page properly, not from bolting a widget on top of a broken one.

The legal angle, briefly

Beyond the moral and commercial case, there's a growing legal one. Across many regions, courts and regulators increasingly treat inaccessible online stores the same way they'd treat a physical shop with no ramp. Lawsuits and complaints over inaccessible websites have risen sharply in recent years. You don't need to become a legal expert, but you should know that ignoring accessibility is a risk that compounds over time. Building it in from the start is far cheaper than retrofitting under pressure.

How to get started without feeling overwhelmed

You don't have to fix everything at once. Start with the path that earns money: home page, a key category page, a product page, the cart, and checkout. Walk that path with a keyboard only. Then turn on the screen reader built into your phone or computer and try the same journey listening, not looking. You'll find the worst problems within minutes. Fix those first. Then run a free automated checker to catch contrast and labelling issues at scale.

From there, make accessibility part of how you work rather than a one-off project. Every time you add a product, write proper alt text. Every time you tweak a colour, check the contrast. Every time you add a new feature, test it with a keyboard. Treated as a habit, it costs almost nothing and steadily widens your audience. If you'd like a hand auditing your store or building accessibility into a redesign, you can always get in touch to talk it through. For a deeper technical primer, this companion guide on web accessibility basics covers the underlying principles in more detail.

The takeaway is simple. Accessibility isn't a tax on your business; it's a way to stop turning away willing customers. It overlaps almost entirely with good design, good performance, and good conversion. Do it not because someone forces you to, but because every shopper you accommodate is one more sale you'd otherwise have lost to a store that made the effort.

Frequently asked questions

References

1. World Health Organization. "Disability." who.int.
2. W3C Web Accessibility Initiative. "WCAG 2 Overview." w3.org.
3. WebAIM. "The WebAIM Million Annual Accessibility Report." webaim.org.