Chord Colors

G sharp augmented chord
PianoGuitar

About the G sharp augmented chord

G sharp augmented is used in C Lydian Augmented, where its notes spell the I+ chord. Think of it as a G♯ augmented chord.

Its notes are G♯, B♯, and D♯♯. The intervals are a major third and an augmented fifth.

Also called augmented triad and +. A flat augmented spells the same notes enharmonically. In shorthand it is commonly written G#aug.

Learn more about the G♯aug chord

Inversions

Position 1 of 3

G sharp augmented (root position)

Notes and intervals

1G#G♯Root
2B#B♯Major 3rd
3D##D♯♯Augmented 5th

Shapes

Chromatic

CC♯D♭DD♯E♭EFF♯G♭GG♯A♭AA♯B♭B

Circle of Fifths

CGDAEBF♯G♭C♯D♭G♯A♭D♯E♭A♯B♭F

Keys that use G sharp augmented

G sharp augmented is diatonic to these keys, where its notes spell the chord shown.

I+C Lydian Augmented scaleI+E Lydian Augmented scaleI+G sharp Lydian Augmented scaleI+C Ionian Augmented scaleI+E Ionian Augmented scaleI+G sharp Ionian Augmented scaleII+D sharp Dorian ♭2 scaleII+G Dorian ♭2 scaleII+B Dorian ♭2 scaleII+D sharp Mixolydian ♭2 scaleII+G Mixolydian ♭2 scaleII+B Mixolydian ♭2 scale

Other G sharp chords

Simpler triads

G sharp five chordG sharp major chordG sharp minor chordG sharp diminished chord

Suspended

G sharp suspended two chordG sharp suspended four chordG sharp seven suspended four chordG sharp nine suspended four chordG sharp thirteen suspended four chord

Sixths and sevenths

G sharp six chordG sharp minor six chordG sharp minor flat six chordG sharp seven chordG sharp major seven chordG sharp minor seven chordG sharp minor seven flat five chordG sharp diminished seven chordG sharp minor major seven chordG sharp major seven flat five chordG sharp major seven sharp five chordG sharp minor major seven flat five chord

Extensions

G sharp nine chordG sharp add nine chordG sharp major nine chordG sharp minor nine chordG sharp eleven chordG sharp thirteen chordG sharp six nine chordG sharp minor add nine chordG sharp major eleven chordG sharp major thirteen chordG sharp minor eleven chordG sharp minor thirteen chordG sharp minor six nine chordG sharp minor major nine chordG sharp minor major eleven chord

Altered

G sharp seven sharp five chordG sharp seven flat five chordG sharp seven flat nine chordG sharp seven sharp nine chordG sharp nine flat five chordG sharp nine sharp eleven chordG sharp nine sharp five chord

Functional relationships

These chords are where this one most naturally comes from and resolves to inside a key.

Relative minor

F minor chord Learn more about Relative minor

The relative minor uses the same notes and key signature, so it works as a calmer, darker home base.

Parallel minor

G sharp minor chord Learn more about Parallel minor

The parallel minor keeps the same root note but lowers the third, giving the same key a darker, sadder sound.

Dominant

D sharp major chord Learn more about Dominant

The dominant is a fifth above the root, and it builds tension that pulls strongly back to this chord.

Subdominant

C sharp major chord Learn more about Subdominant

The subdominant is a fourth above the root (a fifth below), and it usually leads on to the dominant or back home.

Tritone substitution

A seven chord Learn more about Tritone substitution

The tritone substitution stands in for this chord's dominant with a dominant seventh a half step above the root, which slides down by a half step to resolve here.

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G♯aug chord on piano shown as colored note dots
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