Question, 3.5 day dry brined ribeye

>Got ribeye Sunday.

>Cover in salt.

>Put in fridge No container

>The Plan was eat Monday

>Didn't

>The Plan was eat Tuesday

>Didn't

>The Plan was eat Wednesday

>Didn't

>It is now Thursday

>No interrupt

>Can finally have ribeye

>It has turned dark red/purple

Safe?