Image sizes for social media: what ratios should we respect?

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One of the most time-consuming aspects of creating images for social media is ensuring that each creative has the correct dimensions for each platform.

SEMrush's image editor can help you with this.

Within the image editor, there are clearly marked formatting options for the following functionalities:

Profile pictures.

Profile cover images.

Advertising content.

Post dimensions that work best for Instagram, Facebook, and Twitter.


SEMrush Image Editor - Ideal Image Size
If you decide to use a ratio other than those specified, consider the following:

Square images work well for Instagram, especially if you're using an update that contains multiple images.

YouTube covers typically have a 16x9 aspect ratio.

The 16x9 ratio works well for most social media covers, including Twitter.

If you need your content to have specific pixel dimensions, you can customize it to resize the image to the desired pixel size.


SEMrush Image Editor - Dimensions and Pixels
Best practices for images on social media
Our image editor gives you all the tools you need to create powerful images that keep your social media audience engaged with your brand.

That said, it is extremely useful to know and master good practices for social media images in order to maximize their potential.

Here are some tips to keep in mind:

Keep images simple
Plenty of white space is the typical resource used to achieve this, as it keeps the image clean and tidy, with a more aesthetically appealing appearance, which improves your results.


SEMrush Image Editor - Nike Example
Images with text are always a good option
Whether you're adding an inspirational quote, a statistic from a case study, or even transparent text over a email list canada product image, all of these options work well on social media.


SEMrush Image Editor - Include Text