Ab Chord Progressions: Basic Triads

If you remember from previous entries, the Ab major scale consists of the Ab, Bb, C, Db, Eb, F, and G notes. This scale will relate directly to the simple triads (that is, three-note chords made of the root, major/minor third, and diminished/perfect fifth notes) in the key of Ab major (please refer to this website or elsewhere for more information):

I. Ab major (made of the Ab, C, and Eb notes);
ii. Bb minor (Bb, Db, and F notes);
iii. C minor (C, Eb, and G notes);
IV. Db major (Db, F, and Ab notes);
V. Eb major (Eb, G, and Bb notes);
vi. F minor (F, Ab, and C notes); and
vii(b5). G diminished (G, Bb, and Db notes).