My knowledge about Mac computer is zero.
As for hints for your problem, I am out of new ideas.
Maybe someone else will jump in.
There is also the possibility to ask a friend how to use an image hosting site.
If you had success with the "cloud dream", Yeesha's necklace will flash when you will be flashing with the right solution. (colors solution)
According to a member who contacted me in private and who knows a bit about Macs, your problem could be graphic card related. (different colors)
Anyway, I have edited my old post, at bottom, with new images and a list for colors that you could use for telling us about all your colors (amulet and your door marbles solution).... click here
Sorry for the delay but it took me a few hours to replay and to get and fix new images.