I–IV–ii–V in B♭ Major

Pattern: I – IV – ii – V Chords: B♭ – E♭ – Cm – F

Chord Breakdown

Numeral	Chord	Type	Function
I	B♭ (details)	major	Tonic
IV	E♭ (details)	major	Subdominant
ii	Cm (details)	minor	Supertonic
V	F (details)	major	Dominant

Harmonic Analysis

This progression moves through B♭ (Tonic) → E♭ (Subdominant) → Cm (Supertonic) → F (Dominant).

This progression moves through the subdominant and supertonic before reaching the dominant, creating a polished harmonic cycle. The ii–V motion at the end gives it a sophisticated finish common in pop songwriting.

Song Examples

I Want It That Way — Backstreet Boys
Beautiful Day — U2

Chord Details

B♭ E♭ Cm F

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