chordslol

Chord Progression

i-♭VI-♭VII-i chord progression

a.k.a. Andalusian Rock

Aeolian rock pattern; metal anthem flavor.

rockintermediate4 barsMinor mode15 keys

The shape

i — ♭VI — ♭VII — i

In real keys

The chords, key by key.

Built on the minor scale, so it lives in the 15 minor keys. Every chord below links to its own page — shapes on six instruments, audio, and the mistakes to avoid. Hit play to hear the whole cycle.

All 15 keys

Need a key that is not listed? Use the transposer.

Analysis

What each numeral is doing.

Roman numerals name a chord by its position in the key rather than by its letter, which is why one progression works in every key. Uppercase is major, lowercase is minor, ° is diminished, ø is half-diminished, and a leading ♭ lowers the root a semitone.

i

Tonic

Home. Everything is measured against it and everything wants to return to it.

♭VI

Submediant

The relative minor. Same notes as the tonic, opposite mood.

♭VII

Leading tone

Unstable by construction — a dominant chord with its root chopped off.

Heard it before

Songs built on i-♭VI-♭VII-i.

  • Smoke on the Water
  • All Along the Watchtower

Why it works

The reason it sticks.

Aeolian rock pattern; metal anthem flavor. The memorable part is the motion: each chord pulls toward the next in a way that feels both surprising and inevitable, and the cycle closes cleanly enough that you can loop it for three minutes without anyone getting bored.

Once the i-♭VI-♭VII-i pattern is in your ear you will start hearing it everywhere. That is not a coincidence — writers reach for it because the tension-and-release shape is doing the emotional work before the melody even arrives. Change the key and nothing about that changes; only the letters do.

Next

Related rock progressions

I-IV-V (the Three Chord Trick)

I — IV — V

I-IV-I-V

I — IV — I — V

I-♭VII-IV (Mixolydian Rock)

I — ♭VII — IV

I-V-I-IV

I — V — I — IV

FAQ

Questions people actually ask.

What is the i-♭VI-♭VII-i Chord Progression?

i-♭VI-♭VII-i is a progression built on the i, bVI, bVII, i scale degrees of any minor key. Aeolian rock pattern; metal anthem flavor.

What are the i-♭VI-♭VII-i chords in A Minor?

In A Minor the progression is Am – F – G – Am. The same shape transposes to all 15 minor keys.

Which songs use the i-♭VI-♭VII-i progression?

Smoke on the Water, All Along the Watchtower all use the i-♭VI-♭VII-i progression in some form.

Is the i-♭VI-♭VII-i progression hard to play?

Difficulty: intermediate. The 4-bar cycle repeats predictably, so once the chord shapes are under your fingers the progression flows on its own.

Can I transpose i-♭VI-♭VII-i to another key?

Yes — that is the point of roman-numeral analysis. Every key on this page is the same progression; pick the one that suits your voice or your open chords.