chordslol

Chord Progression

I-IV-V chord progression

a.k.a. the Three Chord Trick

The most fundamental progression in Western music.

rockbeginner3 barsMajor mode15 keys

The shape

I — IV — V

In real keys

The chords, key by key.

Built on the major scale, so it lives in the 15 major 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.

IV

Subdominant

The step away. Moves you off home without demanding a resolution.

V

Dominant

Maximum tension. The leading tone inside it pulls hard back to the tonic.

Heard it before

Songs built on I-IV-V.

  • La Bamba
  • Twist and Shout
  • Wild Thing

Styles

Genres that lean on it.

Why it works

The reason it sticks.

The most fundamental progression in Western music. 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-IV-V 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-I-V

I — IV — I — V

I-♭VII-IV (Mixolydian Rock)

I — ♭VII — IV

i-♭VI-♭VII-i (Andalusian Rock)

i — ♭VI — ♭VII — i

I-V-I-IV

I — V — I — IV

FAQ

Questions people actually ask.

What is the I-IV-V Chord Progression?

I-IV-V is a progression built on the I, IV, V scale degrees of any major key. The most fundamental progression in Western music.

What are the I-IV-V chords in C Major?

In C Major the progression is C – F – G. The same shape transposes to all 15 major keys.

Which songs use the I-IV-V progression?

La Bamba, Twist and Shout, Wild Thing all use the I-IV-V progression in some form.

Is the I-IV-V progression hard to play?

Difficulty: beginner. The 3-bar cycle repeats predictably, so once the chord shapes are under your fingers the progression flows on its own.

Can I transpose I-IV-V 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.