The “shadow”, is also colored when it first loads, it’s only turned into a shadow after a window effect which looks pretty cool. The opposite is also true for the close up:
If you want the graphics FEBuilder has the offsets for all of it, including tile arrangement and palettes.
Just get FEBuilder and go into the patches menu, look for “ephraim”.
A quick search for the exp bar palette turned up $803590.
It’s not even compressed.
For future reference, most of the time you can just look for the palette in your hex editor and it will come up, use your emulator’s debug features and I’m sure it will show you the values for the colors.