Button states: enabled, disabled and unclickable

I am using some toggle buttons. I already have the enabled/disabled normal button, the enabled/disabled 'special' button (the users know what it means), but I want also an unclickable toggle button.

The design is already a bit confusing because all these buttons can be next to each other. I want it to be very clear that the button is unclickable, but without drawing to much attention to it (it has the least information).

This is a simplified version of what I have:

Any thoughts on this?

Ps. Here is roughly how it is used: