the color of the bookmark star doesn't match the blue at the top of the current tab edit: Dev is right, guess firefox was just being weird. It appears as intended for me now.
It does, Firefox is just being dumb. https://github.com/elibroftw/matte-black-theme/blob/master/Matte%20Black%20Series/Matte%20Black%20(Blue)%20Firefox/manifest.json#L17
