You didn't have a risk of contracting HIV. HIV is unable to reproduce outside its living host (unlike many bacteria or fungi, which may do so under suitable conditions), except under laboratory conditions, therefore, it does not spread or maintain infectiousness outside its host.
The scratches is as large as a coin! Please explain in detail!
Thank you
No risk. You have to bleeding profusely for a low risk transmission. You are fine, don't worry!