Just turn it off via registry without disabling and locking down the Action Center button. But before that, we will see how to hide its icon only via Settings. System Icons - Enable or Disable.
Any geometric design would be great, thoug. Let us see how to do it by tweaking the Windows Registry or the Group Policy Editor. Hide Action Center icon in Taskbar. You will still receive notifications and alerts based on your preferences in Settings System Notifications Actions, but you wont have the Action Center icon cluttering up your taskbar. Here, click on the Turn system icons on or off link and then toggle the switch against Action Center to the Off position.