Are Alt Tags Necessary?

The Importance of Images for SEO

ALT tags are image descriptions.

Screen readers for the visually impaired will read this text, making your image accessible.

So, the ALT text does play a role in user experience since it tells the reader what the image is when they can’t see it.

Are Alt tags important?

Alt text uses:

Adding alternative text to photos is first and foremost a principle of web accessibility. Visually impaired users using screen readers will be read an alt attribute to better understand an on-page image. Alt tags will be displayed in place of an image if an image file cannot be loaded.

Do background images need alt tags?

No, usually background images do not need alt tags. If you’re using an image tag to display an image then it needs an alt tag, but if you’re using an image to style the background of a block of content, it does not need an alt tag.

What are alt tags used for?

Definition: An alt tag, also known as “alt attribute” and “alt description,” is an HTML attribute applied to image tags to provide a text alternative for search engines. Applying images to alt tags such as product photos can positively impact an ecommerce store’s search engine rankings.

Why should you add alt text to your images?

It is important and necessary to add alt text to the photos on your website for three main reasons:

  • If images fails to load – If for any reason an image does not render on a web page, the alt tag will display in place.
  • For Search Engines – Search engines, such as Google and Bing regularly crawl web pages.