0- The website name is puritypath.org (not active yet)
1- The two main colors you could use are purple and blue.
2- Notice that both words "Purity" and "Path" start with a P? Take advantage of that in your design!
3- Try to combine elements of purity with elements of path. I will leave it up to your imagination.
4- Take a look at the website and think of how your logo would fit. Get inspired by it!