You got the dark theme wrong. It should look like this:
(Blue becomes black and white becomes blue.)
edit: This part is funny: [quote=“Jhinn, post:1, topic:26974”]
Feel Free to use these backgrounds at your free will, just please do not try and make them your own work
[/quote]
I am not a lawyer but IMO you have no right to claim ownership of logos just because you put them on a bland background.
I’m not claiming the logos themselves, I have no right to them I know that. Just stating that I would like people to not try and steal them and claim them as their work