F♯aug

F♯aug is the f# augmented chord, spelled F♯ – A♯ – D. a raised fifth pushes this triad upward — a classic passing colour between stable chords.

The keys
C4C5C6
F♯ – A♯ – D
Practise this chord

Plug in your MIDI keyboard and let Coach Tshepho drill you on F♯aug — it plays the chord, names any wrong notes as you play, and moves you on when you nail it.

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What's inside F♯aug
NoteInterval from rootDegree
F♯Root1
A♯Major 3rd3
D (spelled C♯♯)Augmented 5th#5
Inversions
PositionKeys (low → high)
Root positionG♭4 – B♭4 – D5
1st inversionB♭4 – D5 – G♭5
2nd inversionD5 – G♭5 – B♭5
A working voicing

Split the chord between two hands the way working players do — a solid shell low down, the colour tones up top:

HandKeys
Left (shell)G♭2 – G♭3
Right (colour)B♭4 – D5
Where F♯aug lives

As the I chord

F♯aug → B → D♭ → F♯aug

The classic I–IV–V–I motion with this chord as home.

In a ii–V–I

A♭m7 → D♭7 → F♯aug

The strongest cadence in harmony, resolving onto this chord.

Put F♯aug under your fingers

Hear every voicing, see the keys light up, and drill it in the interactive Chord & Voicing Lab.

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