I can’t remember all the CSS properties/selectors and HEX colors. Listed below are a few sites that you can refer to in a pinch. I’ll add to this as I come across more reference-type sites, then sticky it at the top for a day.
Bryan is a Trust & Safety Wrangler at Automattic. He's also a photographer, card magician, and cat whisperer. (Thanks to my friend and colleague Steve Blythe for the sweet photo!) View all posts by Bryan Villarin