25.17The dominant seventh on I
C7 has B♭.
The C blues scale also has B♭.
So ♭7 is a fundamental tonic-blues color.
C does not need B natural to feel like tonic here.
This gives blues a Mixolydian-like side too.
25.17 The dominant seventh on I
C7 has B♭.
The C blues scale also has B♭.
So ♭7 is a fundamental tonic-blues color.
C does not need B natural to feel like tonic here.
This gives blues a Mixolydian-like side too.