Web accessibility is the inclusive practice of ensuring there are no barriers that prevent interaction with, or access to, websites on the World Wide Web by people with disabilities. When sites are correctly designed, developed and edited, generally all users have equal access to information and functionality. - Wikipedia
Prior to running the audit, your score would be at least colored orange. Then you take the necessary steps to pass the tests of Google Lighthouse.
Google Lighthouse is an open-source, automated tool for improving the quality of web pages.You can run it against any web page, public or requiring authentication. It has audits for performance, accessibility, progressive web apps, and more. - Google
But of course, this would not be final. We all want to improve on a11y. Plus I think Lighthouse is included on Google’s unpredictable Algorithm.