Apocalypse Now's changing color-scheme

Here's an orange-tinted frame from just before the Do Lung Bridge sequence that's in common between the Theatrical Edition of Apocalypse Now and the Redux Edition:

Here's the same frame, however, from the 2020 Final Cut:

This image is predominantly blue. It's also much darker, losing the contrast between the treeline and the cloud-line in a mass of black. In some sense, the Final Cut's frame feels more realistic, less psychedelic, which feels like a loss given how woozy and drugged out the film is at this point.