What Size is an OG Image? How to Make OG Images for Your Site
OG Images look like they fit an aspect ratio very close to 16:9, but their dimensions are actually about 1.91:1 – 1200:630 is recommended. This article will show you a few ways to format your OG images in under a minute.
18 Feb 2020 ... OG Image Size: The recommended size for an OG Image is 1.91:1. ... the URL of your webpage into Facebook's Open Graph Debugger.