Can I get a link to the Circle of 5th Tool so I can see what we are talking about.
Here's the tool in question: http://musictheorysite.com/namethatkey/
That's soo funny... I've used this very tool myself and have found it to be very useful Garrett.
From my, ( feeble ) calculations, you are in the Key of: 'F , ( the 'Bb is your #4 Chord / the 'C is your #5 Chord ) , the minors, Gm, Dm, Am, 'Respectively, are your 6th Relative minors of the, Bb, F, C. The inner 'Circle' IS, your Relative minor.