Understanding Image Accessibility

Images must be accessible to all users, including those who use screen readers or have visual impairments. This page demonstrates common accessibility violations related to images and how to fix them.

The following examples show various issues that can affect image accessibility in web content.

Image Accessibility Violations

Missing Alt Text Violation

Issue: Product image with no alt text

<img src="product-image.jpg">

Screen readers cannot convey what this product is to users

Decorative violations

Combined Shape Combined Shape

Issue: Decorative images with unnecessary alt text

<img src="decorative-shape.png" alt="Combined Shape">

Decorative images should use empty alt text (alt="") or role="presentation" to be properly ignored by screen readers

Missing Long Description

Sales performance chart

Issue: Complex chart missing proper long description

<img src="quarterly-sales.png" alt="Sales chart">

Needs aria-describedby, figcaption, or longdesc for complete context

Section 1

This is a text element in the first section. On 200% zoom, the button below should overlap this text.



Hard to Read Text on Gradient Background

Hard to Read Text on Light Background Image
Text over gradient
Element overlap

Needs Review AI color contrast

COLOR CONTRAST NOT AN ISSUE



Phone:
Image