F#maj7 piano chord — the keys, the inversions, the theory

F#maj7 is a major seventh chord built from F#, A#, C#, E#. Below: the keys to press, every inversion with its own diagram, the intervals it is made of, the keys whose scale contains it, and a progression that actually uses it. Press any diagram to hear it.

F#maj7

F# · A# · C# · E#

Piano keyboardC4C5

Semitones above the root: 0 – 4 – 7 – 11

A major third at the bottom is what makes this bright and settled.

Inversions of F#maj7

  • Root position

    F# · A# · C# · E# · bass F#

  • Inversion 1

    A# · C# · E# · F# · bass A#

  • Inversion 2

    C# · E# · F# · A# · bass C#

  • Inversion 3

    E# · F# · A# · C# · bass E#

Same chord, different note at the bottom. Press a diagram to hear it — inversions are how you move between chords without jumping your hand across the keyboard.

Keys that contain F#maj7

  • F#I
  • DbIV

In F# it does this job: I – V – vi – IV

  1. F#maj7
  2. C#
  3. D#m
  4. B

Questions