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Bass Guitar Chord & Arpeggio Guide

Bb/A# Major 7th Bass Chord

Master the Bbmaj7 chord on 4, 5, and 6-string bass with fretboard diagrams, interactive BPM looper, and TAB.

🎹 Open in Simple Learning

4-String Bass Arpeggio TAB & Notation

G|----------2--3---|
D|----0--3---------|
A|-1---------------|
E|-----------------|

Chord Tones & Degree Formula

Chord Tones: Bb - D - F - A

Bb Major 7th is the same set of pitches as A# Major 7th; this page spells the notes from Bb.

1
Bb
Interval: +0st
3
D
Interval: +4st
5
F
Interval: +7st
7
A
Interval: +11st

Interactive Fretboard Chart

Filter:

Golden badges mark the root; purple badges show active chord tones.

Nut
1
2
3
4
5
6
7
8
9
10
11
12
G
A
Bb
D
F
D
D
F
A
Bb
D
A
A
Bb
D
F
A
E
F
A
Bb
D

Musical Role & Bass Application

Character: Lush, dreamy, and sophisticated.

Bass Application: Jazz, neo-soul, bossa nova, and lo-fi chord progressions.

All the notes of the Bb Major 7th chord fit inside Bb Major and Bb Lydian; they also fit F Major.

Check it on your own bass with the bass trainer for your audio interface, or practise it over a ready-made line from the bass riff library with TAB and MIDI.

Frequently Asked Questions

What notes are in the Bb/A# Major 7th bass chord?

The chord tones of the Bb Major 7th bass chord are: Bb - D - F - A. The formula is: 1 - 3 - 5 - 7. Bb Major 7th is the same set of pitches as A# Major 7th; this page spells the notes from Bb.

How do bassists use Major 7th chords in basslines?

Lush, dreamy, and sophisticated. Jazz, neo-soul, bossa nova, and lo-fi chord progressions.

How can I practice this bass chord across 4, 5, and 6 strings?

Toggle between 4-string, 5-string, and 6-string fretboards on this page, or launch Basnote Simple Learning for real-time Web MIDI input and note-role grading.