I like curating treasury lists on Etsy. It is a great way for me to discover shops I might not have seen otherwise. Today I did a search for blue, brown, and red. This is what I came up with:
Hope you like it too. But the neat thing is that when I was trying to remember how to get a screenshot of it, I found out about thumbalizr. It has some cool features that I have not even explored yet. Of course it is free or I probably wouldn't have tried it out. Maybe you'll give it a try some day?