[ They can always argue about it the next time Akechi loses color again. He won't care. ]

It is. Our own hexadecimal codes stand for a variation of the colors we've been assigned. Mine is #900014. As for Mr. White, they don't seem to interact with us at all, save for posting these quests. Normally, we don't even catch a single glimpse of whoever brings our rewards; they'll either show up on you or somewhere in your house, like a magic trick.

[ And considering the whole fairytale theme of this place, calling it magic might be a pretty accurate bet. ]