There’s no such thing as a “perfectly optimized” page, but this infographic from Moz is a great resource, it is just one of the graphics from this post:
The entire post is well worth a read – even if some of it goes too deep or over your head anyone writing web content would benefit, the graphics do wonders for explaining things that are often difficult to grasp and there are really useful summary points for key takeaways:
“One important takeaway from this post should be that modern on-page SEO is about juggling competing priorities. In general, my recommended ordering of those priorities is as follows:
Create a page that is uniquely valuable to your targeted searchers.
If at all possible, make the page likely to earn links and shares naturally (without needing to build links or prod people).
Balance keyword targeting with usability and user experience, but never ignore the critical elements like page titles, headlines, and body content at the least.”