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Chord · Reference entry

G♯ Major

Major · G♯ – B♯ – D♯ · intervals P1-M3-P5

The G♯ Major chord contains the notes G♯, B♯, and D♯. Its interval formula is R-M3-P5. The brightest and most stable triad — the foundation of nearly every Western song.

A♭ Major
This is the same chord as A♭ Major — the same keys on the keyboard, spelled with flats.

At the keyboard

G# · B# · D#
Flashcards · Chord
Three questions on G♯ Major
Answer on the keyboard, not with buttons. No login required.
G♯

The G♯ Major chord is a three-note chord made up of G♯, B♯, and D♯. It is built from a root, major third, and perfect fifth.

Construction

G♯ Major = Root + Major 3rd + Perfect 5th = G♯ · B♯ · D♯
NoteIntervalDegree
G♯Root1
B♯Major 3rd3
D♯Perfect 5th5

How to Play the G♯ Major

Right Hand (RH)

Place your right hand over the keys with the thumb on the root. Use the fingering: 1 – 3 – 5

Left Hand (LH)

For the left hand, start with your pinky on the root. Use the fingering: 5 – 3 – 1

G♯ Major Inversions

G# Major piano chord, 1st inversion — B♯, D♯, G♯
The G# Major chord, 1st inversion, on a piano keyboard.
G# Major piano chord, 2nd inversion — D♯, G♯, B♯
The G# Major chord, 2nd inversion, on a piano keyboard.
PositionNotes
Root PositionG♯ – B♯ – D♯
1st InversionB♯ – D♯ – G♯
2nd InversionD♯ – G♯ – B♯

Key Signature

A chord has no key signature of its own, but the G♯ Major is the tonic (I) chord of G# Major, whose key signature has 4 flats (B♭, E♭, A♭, D♭).

B♭E♭A♭D♭

Order of flats

Flats are added in a fixed order — the reverse of the sharp order. Each new flat key adds the next flat on the list.

BEADGCF

Mnemonic: Battle Ends And Down Goes Charles’ Father

Chords in the Key of G♯ Major

These are the triads built on each degree of the G♯ major scale:

C1C2C3C4CC6C7C8G#D#
IG♯ Major (major)
DegreeNumeralChordQuality
1IG♯ MajorMajor
2iiA♯ MinorMinor
3iiiC MinorMinor
4IVC♯ MajorMajor
5VD♯ MajorMajor
6viF MinorMinor
7vii°G DiminishedDiminished

How G♯ Major functions in a key

The same chord takes on a different harmonic role depending on the key it appears in. Here is where G♯ Major sits diatonically across the common keys:

  • In C♯ major, G♯ Major is the V chordthe dominant.
  • In A♯ minor, G♯ Major is the ♭VII chorda mediant / color chord.

Common G♯ Major Progressions

Pick a progression and press play. Change the key to hear it anywhere — every chord is built from the same theory as the chord pages, so the notes always agree.

Version
Notation
C1C2C3C4CC6C7C8G#D#
IG#
80 BPM
Root-position blocks move in leaps. Voice leading holds the common tones and steps the rest —

The most fundamental major progression — the I, IV and V chords. The backbone of countless folk, country, blues and rock songs.

G♯ Major — Frequently Asked Questions

What is the G♯ Major chord on piano?
The G♯ Major chord contains the notes G♯ – B♯ – D♯. On piano, play these notes together to sound the chord.
What notes make up the G# Major chord?
G# Major contains three notes: G# (root), B# (major third), and D# (perfect fifth). B# is enharmonically C on the piano. G# Major is enharmonically equivalent to Ab Major.
What fingering do I use for G# Major?
Right hand: finger 2 on G#, finger 3 on B#/C, finger 4 on D#. Left hand: finger 3 on G#, finger 2 on B#/C, finger 1 on D#. In practice this is always played and referenced as Ab Major.
Is G# Major commonly used?
G# Major is almost never written in published music due to its awkward key signature (8 sharps, requiring double sharps). Composers universally choose Ab Major instead. The two chords are enharmonically identical on the piano.
What is the difference between G# Major and Ab Major?
Only the spelling differs — the piano keys are identical. G# Major theoretically has 8 sharps (including F## and C##), making it virtually unreadable. Ab Major has only 4 flats (Ab, Bb, Db, Eb), which is clear and practical. Always use Ab Major.
What songs would be in G# Major?
No published piano music is written in G# Major. Any piece that would theoretically be in G# Major is notated in Ab Major. Songs like Hello (Adele) and many Schubert works in Ab Major are the practical equivalent.
Should I practise G# Major as a separate chord?
No — practising Ab Major completely covers G# Major. They are physically identical on the piano. Any encounter with G# Major in written music (rare, mostly in theory exercises) can be immediately translated to Ab Major.

Related Tools

Chord FinderLook up any chord — see the notes, hear it, and play along.Chord DrillTimed drills to build speed and recognition across all chord types.Practice RoomPlug in a MIDI keyboard and get real-time feedback on every chord and scale.Circle of FifthsVisualize key relationships, relative minors, and key signatures.MIDI MonitorLive MIDI message stream with note names, velocity, and a scrolling staff.

References & Further Reading

The note names, intervals, fingering, and harmony on this chord page are grounded in the following sources. Public domain treatises and scores are linked to their full text; primary data is piano.org's own interval-derived reference dataset — continuously maintained and human-verified, with no fixed publication date.

  1. 1

    Prout, Ebenezer(1889)

    Harmony: Its Theory and Practice

    Public domain treatise
  2. 2

    Goetschius, Percy(1889)

    The Material Used in Musical Composition

    Public domain treatise
  3. 3

    Riemann, Hugo(1896)

    Harmony Simplified (English translation)

    Public domain treatise
  4. 4

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Entry reviewed and maintained by Justin Evans. Corrections are read and applied.Report an error

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