Modal Interchange Chord Matrix

Commonly Used Modal Interchange Chords

E♭ (♭III)

: Adds a darker, more somber quality

Fm (iv)

: Minor subdominant, creates melancholic feel

A♭ (♭VI)

: Often used before G for a dramatic descent

B♭ (♭VII)

: Creates a more relaxed dominant resolution

B♭ (♭VII)

: Provides a more relaxed alternative to the V-I cadence

B♭ (♭VII)

: Similar to Mixolydian usage but within a minor context

F#dim (#ivdim)

: Adds tension before resolving to G

D (II)

: Used as a secondary dominant (V/V)

1. C - A♭ - B♭ - C (I - ♭VI - ♭VII - I)
Borrowing from Aeolian/Mixolydian for a rock or folk sound

2. C - Fm - C (I - iv - I)
Minor subdominant from Aeolian for an emotional contrast

3. C - E♭ - B♭ - F (I - ♭III - ♭VII - IV)
Classic rock progression borrowing from Aeolian

4. C - Am - Fm - G (I - vi - iv - V)
Borrowing the minor subdominant from Aeolian for a dramatic turn

5. C - E♭ - F - C (I - ♭III - IV - I)
Using the ♭III from Aeolian before resolving to subdominant