Use clearer colors in the "Consumed bandwidth by Exit/Guard flag combination" graph
https://metrics.torproject.org/bwhist-flags.html
You see the three blue-or-sort-of-blue lines? Which one is which in the graph?
There are other colors in the world besides blue-or-sort-of-blue, and we should consider using some of them. :)
To upload designs, you'll need to enable LFS and have an admin enable hashed storage. More information