Open Graph (OG) image Size
The link preview shown when a page is shared on X, LinkedIn, Facebook, Slack, Discord, and iMessage.
Recommended size
1200 × 630px
Last checked October 2026. Platforms change their specs, so confirm on the platform before a big launch.
Aspect ratio
40:21
Orientation
Landscape
Platform
Web
Format
PNG or JPG
Worth knowing
This one image covers almost every platform at a 1.91:1 ratio, so one well-made OG image per important page does more for click-through than any other single asset.
Make one in under a minute
Paste a screenshot
Any screenshot of your product works. Paste it with Ctrl+V or Cmd+V.
Frame and style it
Pick a browser, laptop, phone, or no frame, a background, and an optional headline.
Download at 1200×630
Export a PNG at exactly this size, ready to upload.
Frequently asked questions
What size is a open graph (og) image?
1200×630 pixels, a 40:21 landscape ratio. The link preview shown when a page is shared on X, LinkedIn, Facebook, Slack, Discord, and iMessage.
What file format should I use?
PNG or JPG. Keep it under about 5 MB; smaller files load faster in previews.
How do I make a open graph (og) image for free?
Use the free OG Image Generator: paste a screenshot, pick the 1200×630 size, and download a PNG. It runs in your browser with no signup.