ii–V–I–vi in B♭ Major

Pattern: ii – V – I – vi Chords: Cm – F – B♭ – Gm

Chord Breakdown

Numeral	Chord	Type	Function
ii	Cm (details)	minor	Supertonic
V	F (details)	major	Dominant
I	B♭ (details)	major	Tonic
vi	Gm (details)	minor	Submediant

Harmonic Analysis

This progression moves through Cm (Supertonic) → F (Dominant) → B♭ (Tonic) → Gm (Submediant).

A reordering of the classic turnaround that begins with the ii–V resolution before cycling back via the vi chord. This creates a seamless loop ideal for repeated choruses and improvisation.

Song Examples

Rhythm Changes (bridge) — George Gershwin
Oleo — Sonny Rollins

Chord Details

Cm F B♭ Gm

More Progressions in B♭ Major

I–IV–V–I I–V–vi–IV I–vi–IV–V ii–V–I I–IV–V I–♭VII–IV vi–IV–I–V I–V–vi–iii–IV–I–IV–V I–IV I–V IV–V IV–I