Bb Augmented Major 7th Chord

Symbol: Bbmaj7#5

Diagrams

Staff Notation

Staff Notation

Piano Keyboard

Bbmaj7#5 chord – keys Bb, D, F#, A highlightedPiano keyboard with keys Bb, D, F#, A highlighted. Bb is the root note.DAF#Bb
Bbmaj7#5 chord – keys Bb, D, F#, A highlightedPiano keyboard with keys Bb, D, F#, A highlighted. Bb is the root note.DAF#Bb

Guitar

Guitar chord diagram for Bbmaj7#5 (6fr)Guitar chord voicing with notes Bb, F#, A, D, F#, Bb.Bbmaj7#5 (6fr)64222

Intervals

NoteIntervalSemitones
BbP10
DM34
F#A58
AM711

About the Bb Augmented Major 7th Chord

The Bb Augmented Major 7th chord is built from the notes Bb, D, F#, A. These notes are derived by stacking intervals above the root note Bb, following the interval pattern that defines every Augmented Major 7th chord. Understanding how a chord is constructed from intervals is one of the most valuable skills in music theory, because it allows you to build the chord in any key and recognize it in any context.

You can use this chord in a variety of musical contexts. Try exploring the scales that contain these notes to discover which keys this chord naturally belongs to. Each scale listed above shares all the notes of this chord, making it a diatonic chord within that key. Understanding these relationships helps with songwriting, improvisation, and arranging.

Try Bbmaj7#5 in the Chord Identifier →