The Imaj7–IVmaj7 chord progression

Bossa vamp. Relaxed and airy; a staple of bossa nova and soul jazz.

Quick answer

Imaj7–IVmaj7 in Bb major is Bbmaj7 Ebmaj7.

What the Imaj7–IVmaj7 progression sounds like

Relaxed and airy; a staple of bossa nova and soul jazz. In Bb major it's Bbmaj7 Ebmaj7.

You'll find it in Jazz songwriting.

Scales that fit Imaj7–IVmaj7

Over this progression in Bb, the best-fitting scales are Eb Lydian, Bb Major (Ionian), Eb Major (Ionian). Put your own chords into the scale finder to see more.

Imaj7–IVmaj7 in every key

The Imaj7–IVmaj7 progression in all 12 major keys
KeyChords
C majorCmaj7 Fmaj7
G majorGmaj7 Cmaj7
D majorDmaj7 Gmaj7
A majorAmaj7 Dmaj7
E majorEmaj7 Amaj7
B majorBmaj7 Emaj7
F# majorF#maj7 Bmaj7
Db majorDbmaj7 Gbmaj7
Ab majorAbmaj7 Dbmaj7
Eb majorEbmaj7 Abmaj7
Bb majorBbmaj7 Ebmaj7
F majorFmaj7 Bbmaj7

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Common questions

What are the chords in the Imaj7–IVmaj7 progression?
In Bb major the Imaj7–IVmaj7 progression is Bbmaj7 Ebmaj7. The pattern is the same in every key; the table above lists all 12.
What scale goes with Imaj7–IVmaj7?
In Bb, the Eb Lydian fits best. Bb Major (Ionian) and Eb Major (Ionian) add different colors.

Last updated November 14, 2026.