transpose.siteB♭m7 chord (B♭ minor seventh)
The B♭m7 chord (same sound as A♯m7) is a minor seventh chord built on B♭. A minor chord plus a minor seventh. Softer and smoother than a plain minor chord, it is everywhere in R&B, jazz and city pop, and as the ii in a ii–V–I.
B♭m7 guitar chord
Common shape
Barre, root on 5th string (fret 1)
The left vertical line is the 6th (thickest) string. Numbers in dots are fingers (1 index · 2 middle · 3 ring · 4 little), × means don't play that string and ○ means open.
Play it the easy way with a capo
- Capo on fret 1 + Am7 shape
- Capo on fret 6 + Em7 shape
With a capo on for the whole song, every other chord moves by the same number of frets.
B♭m7 chord notes
| Degree | 1 (root) | ♭3 (minor 3rd) | 5 (perfect 5th) | ♭7 (minor 7th) |
|---|---|---|---|---|
| Note | B♭ | D♭ | F | A♭ |
B♭m7 piano chord
On piano, press these 4 notes together. Bass players usually play the root, B♭.
Keys that use B♭m7
- D♭ major: vi7
- F♯ major: iii7 (written A♯m7)
- A♭ major: ii7
- E♭ minor: v7
- F minor: iv7
- B♭ minor: i7
Progressions in D♭ major
- D♭ – A♭ – B♭m7 – G♭ (I – V – vi – IV, the most common pop progression)
- D♭ – B♭m7 – G♭ – A♭ (I – vi – IV – V, the '50s progression, ballads)
Transposing B♭m7
One half step up, B♭m7 becomes Bm7; one half step down, Am7. To change the key of a whole PDF score, open it in the free PDF transposer.