A# Major 7th Guitar Chord
All positions and voicings on the fretboard
No playable voicings found for this chord. Try a different chord type or root note.
A# Major 7th filtered by fret:
A# Major 7th — chord details
The A# Major 7th chord is made up of the following notes: A#, C##, E#, G##.
Intervals: 1P, 3M, 5P, 7M.
The diagrams above show every voicing and chord variation for A# Major 7th on guitar. Use the fret filter to narrow down voicings within a specific fret range — ideal for finding close-proximity chords when composing or arranging.
Note: A# is enharmonically equivalent to Bb. Chord shapes are the same.
A# major seventh combines a major triad with a major seventh interval, yielding the notes A#, C##, E#, G## (intervals 1P, 3M, 5P, 7M). The major seventh sits just a half step below the octave, creating a lush, dreamy dissonance that sounds sophisticated rather than tense. This chord is the signature sound of bossa nova, smooth jazz, and neo-soul, evoking warmth, nostalgia, and romantic elegance.
How to Play A# Major 7th
On guitar, A# maj7 is most commonly played as a barre chord. The E-shape barre at fret 10 or the A-shape barre provide the two most practical voicings. Mastering barre chord technique unlocks this chord in every position along the neck, giving you freedom to play in any key.
A# Major 7th in Progressions
A# major seventh typically serves as the Imaj7 in A# major or the IVmaj7 in F major. These are the two diatonic positions where major seventh chords naturally occur, giving songs a polished, sophisticated character.
Common Substitutions
A#6, A#maj9, or A#add9 can replace the major seventh, offering varying levels of color and complexity.
Difficulty: On guitar, this chord typically requires a barre — intermediate difficulty, but essential for playing in sharp keys.