I — IV — V
Basic blues-rock progression
Genre
Guitar-driven music with power chords and blues influence
What makes it sound like this
Where it lives
The tonal centres rock keeps coming back to — usually because they sit well on the instruments the style was built on. Each key page carries its full diatonic chord set, and links its relative minor for the darker corners of the genre.
4 progressions
Written in roman numerals, then spelled out in the key of C. Every chord links to its own page; where the pattern has a full progression page of its own, that link is on the card.
I — IV — V
Basic blues-rock progression
I5 — VII5 — IV5 — I5
Classic rock power chord progression
i — III — IV — i — III — IV♯ — IV
Classic rock riff progression
I — VII — IV — I
Mixolydian rock progression
Go deeper
Each one is realized in all fifteen keys of its mode, with audio and the songs that use it.
I-IV-I-V
I — IV — I — V
Classic 4-bar phrase with a leading-tone pull on bar 4.
I-♭VII-IV (Mixolydian Rock)
I — ♭VII — IV
Mixolydian flavor; classic rock pull.
i-♭VI-♭VII-i (Andalusian Rock)
i — ♭VI — ♭VII — i
Aeolian rock pattern; metal anthem flavor.
I-V-I-IV
I — V — I — IV
Inverted three-chord trick.
i-iv-V (Minor Three Chord)
i — iv — V
Minor three-chord with major V.
i-♭VI-♭VII (Aeolian Loop)
i — ♭VI — ♭VII
Aeolian rock loop.
Vocabulary
Not just which qualities rock reaches for, but those qualities built on the roots the genre actually plays in. Every chord links to its shapes, audio, and voice-leading notes.