I wanted a colorful, but minimalist set of Library and Genre icons for when I'm using Emby on Roku, and something that stood out dramatically from the movie posters and thumbs. Here's what I did for the My Media set.
Here's my Movie Genres:
And the Series Genres
RAR file attached with the full set as PNGs, and there is some in the archive not shown above (like Sports and Adult).
Enjoy!
-Mickey
EmbyIcons_v4.rar