Western Pop

Blues Progression (I7–IV7–I7–V7) Chord Progression

The fundamental blues progression. Foundation of rock and jazz music.

  • blues
  • rock
  • foundation

Roman numerals

  1. I7
  2. IV7
  3. I7
  4. V7

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

C7 – F7 – C7 – G7

Key of G

G7 – C7 – G7 – D7

Key of D

D7 – G7 – D7 – A7

All Western Pop chord progressions