there’s the trailer which has better colours than the blu-ray. maybe it can be useful as a kind of template for regrading.
here are some images as comparison (BD vs ProRes trailer)
https://images2.imgbox.com/0d/08/U4xBxXp1_o.png
https://images2.imgbox.com/af/4f/Ce6fJJrN_o.png
https://images2.imgbox.com/9f/c3/ZyGhrFVI_o.png
https://images2.imgbox.com/77/f1/3KOvD9g9_o.png
https://images2.imgbox.com/64/b0/s12d2fGn_o.png
https://images2.imgbox.com/9c/6f/AS0TqsaN_o.png