F# Augmented Major 7 Chord

What is the F# Augmented Major 7 Chord?

The F# Augmented Major 7 chord is a useful grip to learn because it shows you the core chord tones you'll reuse in riffs, progressions, and improvisation. This chord is enharmonically equivalent to Gb Augmented Major 7.

Notes and Arpeggios

The augmented major 7th chord combines an augmented triad (#5) with a major 7th, creating a bright, dissonant, cinematic sound. It's rare but effective for creating moments of ethereal tension in jazz and film-score harmony. The chord tones are: F#, A#, C##, E#. It's built from degrees 1, 3, #5, and 7.

How to Use It

This is especially common in blues and jazz, and it also shows up in funk and R&B comping. On bass, you usually outline this chord instead of strumming it: emphasize the root, 3rd, 5th, and 7th as the harmony requires, then use passing tones to connect back to the groove.

Move between this chord and its nearest neighbor without leaving the same four- or five-fret box. Use the highlights to spot where the same tone repeats across strings.