Keeping Them At Bay
Apparently, the shade of blue is meant to keep the spirits confused. By doing so, they are keeping people away from harm. How does it do that? Well, this has to do with what we already talked about earlier. The blue is a way to make the haints think of the water or the sky instead.
Keeping Them At Bay
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Why It Works
This blue shade was important because the stories say that the boo hags could not travel through water. Aside from that, the spirits would not go near the sky since they were looking for victims on the ground instead. This is why people tried to protect themselves and their loved ones by painting the shutters, ceilings, and glass bottles this shade of blue!
Why It Works
