Rock
Half Step Descending Progression (I–VIIdim–♭VII–VIm) Chord Progression
I-VII-♭VII-VI. Beatles-style chromatic descent.
- rock
- Beatles
- chromatic
- descending
Roman numerals
- I
- VIIdim
- ♭VII
- VIm
Roman numerals give each chord’s position relative to the key’s tonic, so the progression sounds the same in any key.
Chords by key
Key of C
C – Bdim – Bb – Am
Key of G
G – F#dim – F – Em
Key of D
D – C#dim – C – Bm