Chord progression · major keys

The ii bII I progression in all 12 keys

A ii V I with the dominant replaced by its tritone substitute, so the bass slides down by semitones instead of falling a fifth. Also called "tritone substitution ii V I".

How it moves, in C major

Dm7ii7
Cmaj7Imaj7

Dm7 to D♭71 voice holds, 3 move, 6 semitones of motion in all.
D♭7 to Cmaj70 voices hold, 4 move, 6 semitones of motion in all.

In every major key

C major
1. Dm7
3. Cmaj7
G major
1. Am7
3. Gmaj7
D major
1. Em7
3. Dmaj7
A major
1. Bm7
3. Amaj7
E major
2. F7
3. Emaj7
B major
2. C7
3. Bmaj7
2. G7
1. Fm7
1. Cm7
F major
1. Gm7
3. Fmaj7

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