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Bass chord companion

Bb Major 7 Chord

Learn the Bb Major 7 chord on bass with chord tones, intervals, playable arpeggios, and fretboard maps.

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1Bb3D5F7A

Bass chord tones and arpeggios

Play these tones one at a time to outline the chord. The maps show the complete formula; the numbered exercises give an ascending path, including extensions in their written octave.

Standard four-string bass: E1 – A1 – D2 – G2. String 4 is low E; string 1 is high G. Fingers 1–4 are index through little finger; 0 is open. Use comfortable hand positions and shift where indicated.

Root on E string

Bb Major 7th complete chord-tone map around string 4, fret 6. Choose individual tones for a bass line.

Bb Major 7th Root on E string bass chord-tone mapBb Major 7th complete chord-tone map around string 4, fret 6. Choose individual tones for a bass line.EADG567897135713

Ascending arpeggio

Follow steps 1–4 below. Keep one hand position.

Bb Major 7th Root on E string numbered bass arpeggioAscending complete formula: Bb1, D2, F2, A2. Play one numbered note at a time.EADG56781234
StepDegreeNoteString / fretFingerPosition
11Bb14 / 62Fret 5
23D23 / 51Fret 5
35F23 / 84Fret 5
47A22 / 73Fret 5

Root on A string

Bb Major 7th complete chord-tone map around string 3, fret 1. Choose individual tones for a bass line.

Bb Major 7th Root on A string bass chord-tone mapBb Major 7th complete chord-tone map around string 3, fret 1. Choose individual tones for a bass line.EADG012345713571

Ascending arpeggio

Follow steps 1–4 below. Keep one hand position.

Bb Major 7th Root on A string numbered bass arpeggioAscending complete formula: Bb1, D2, F2, A2. Play one numbered note at a time.EADG01231234
StepDegreeNoteString / fretFingerPosition
11Bb13 / 11Fret 1
23D22 / 0OpenFret 1
35F22 / 33Fret 1
47A21 / 22Fret 1

Full fretboard map

Every Bb Major 7 Chord chord tone across the neck, with roots highlighted for quick orientation.

Interactive

Frets 0–24. Select a position or tap a note to hear it.

GDAEFABbDFABbDBbDFABbDFAFABbDFABbDABbDFABbDF123456789101112131415161718192021222324

Progression examples using Bb Major 7

Try these progressions to hear the harmony in context. On bass, outline each chord with individual target tones.

Chord Tones

DegreeIntervalNote
1RootBb
3M3D
5P5F
7M7A

Complete Formula

1 – 3 – 5 – 7

Compound degrees retain their names: 9, 11, and 13 are extensions. A voicing may place their pitches in a closer register.

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