Blockies (sha-256 avatars) worked for me as a quick sanity check to make sure I'm sending to/from the correct wallet. You're dead on, I would remember them as "

Blockies (sha-256 avatars) worked for me as a quick sanity check to make sure I'm sending to/from the correct wallet. You're dead on, I would remember them as "mostly purple." Never had an issue. I usually check the last few digits as well just to make sure.