Alt Text Guidelines
Be specific and concise
Good
Golden retriever catching a frisbee in a park
Bad
Dog
Describe the content, not the format
Good
Bar chart showing Q3 revenue up 15%
Bad
Image of a chart
Skip "image of" or "picture of"
Good
Sunset over the Grand Canyon
Bad
Photo of a sunset over the Grand Canyon
Use empty alt for decorative images
Good
alt=""
Bad
Decorative swirl pattern border
Include relevant text in images
Good
Sign reading "Open 9am-5pm Monday-Friday"
Bad
Store sign
Convey the purpose, not just appearance
Good
Submit button
Bad
Green rectangle
Practice: Choose a Scenario
A photograph of a doctor examining a child patient with a stethoscope in a clinic
A company logo for "Acme Corp" in blue text
A line graph showing website traffic increasing from 1,000 to 5,000 visits over 6 months
A decorative horizontal line separator between sections
A red "Buy Now" button on a product page
A headshot of team member Jane Smith, VP of Engineering
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Alt Text Generator