It looks like lead foot grey will indeed be a 2023 model year color. Photo from a separate thread of a Everglades trim spotted in the wild. Maybe there is some credibility to this touch up paint site after all.
If Peak Blue Metallic comes to fruition, it would only be proper if we at B6G pay homage to the man behind the curtain and call it LEGEND-ary Blue. It was he who spied what he called at the time "New Blue". Go ahead and search B6G. The one-off chassis was debated at the time as being Velocity Blue which we know that it wasn't.