I can’t figure out why the text is not in dead center of my black screen. Looks a bit up. It have been entered with the align tool, but for a reason or another, to me it looks a little bit up.
This is an optical illusion.
The weight of the lower text is pulling your eyes even when not focusing on it. Its a concept called “optical center,” which is well documented. The mathematical center will never look properly centered. This is where knowing software isn’t the same as knowing design.
here’s a quick demo.
this article covers it pretty well.