Folsom Prison Blues by Johnny Cash

Key: F# · 103 BPM · 4/4

The progression

This song follows the I-IV-I-V progression, played as a V-I-IV-I rotation in F# major. Detected with high confidence: dominant loop covers 92% of song time; rotation: I-IV-I-V (Plagal + authentic mix); 100% of chord time maps to diatonic romans; rapid fifth-related alternation detected 4-25s.

Learn more about the I-IV-I-V progression

Chord chart

  • 0:00 C#
  • 0:03 F#
  • 0:15 B
  • 0:20 F#
  • 0:25 C#
  • 0:29 F#
  • 0:41 B
  • 0:46 F#
  • 0:51 C#
  • 0:55 F#
  • 1:07 B
  • 1:11 F#
  • 1:17 C#
  • 1:21 F#
  • 1:33 B
  • 1:37 F#
  • 1:42 C#
  • 1:46 F#
  • 1:58 B
  • 2:02 F#
  • 2:07 C#
  • 2:11 F#
  • 2:23 B
  • 2:28 F#
  • 2:32 C#
  • 2:37 F#
  • 2:39 C#
  • 2:42 F#