400×400 image size & aspect ratio
400×400 is a square image with a 1:1 aspect ratio. Used by X (Twitter), LinkedIn, Zoom, Xiaohongshu (Little Red Book).
- Dimensions
- 400 × 400 px
- Aspect ratio
- 1:1
- Orientation
- Square
- Used by
- 4 formats
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Platforms using 400×400px
Frequently asked questions
What is the aspect ratio of 400×400?
400×400 has an aspect ratio of 1:1.
Which platforms use 400×400 images?
X Profile Photo, LinkedIn Profile Photo, Zoom Profile Photo, Xiaohongshu Profile Photo.
How do I resize an image to 400×400?
Drop your image into the resizer on this page. It crops to 1:1 and scales to exactly 400×400 pixels. Drag to reposition the crop, then download as JPG, PNG or WebP. The image never leaves your device.