Meanwhile, where Instagram’s icon is now filled with color, the app itself has had the color removed. Instead of using blue and white in the app’s chrome, the new black-and-white design allows ...

The Facebook mobile-app icon suddenly turned black and blue — from blue and white — for some users. Does this mark Facebook's new dark, edgy era? Nope, it's just a bug, according to Meta PR.

Is your Facebook icon looking a little dreary ... It now is appearing as a black background with a blue "F," rather than the traditional white on blue, for some users. Dozens of users chimed ...