How do you harmonize the G lydian scale?

To harmonize G lydian, stack thirds from each scale degree to build diatonic chords. This produces triads and seventh chords that naturally fit within the key of G lydian.

G lydian chords

All guitar chords for the G lydian scale

Show scale diagram ↓

Chord Voicings

Harmony

Originalii–V–ISec. Dom.

G lydian scale diatonic chords

IG major

IIA major

IIIB minor

IVC♯ dim

VD major

VIE minor

VIIF♯ minor

G lydian scale seventh chords

IG maj7

IIA 7

IIIB m7

IVC♯ m7♭5

VD maj7

VIE m7

VIIF♯ m7

scale

Fretboard diagram

G lydian scale — chords and intervals

Harmonizing the G lydian scale produces a luminous chord family where the II major chord replaces the typical ii minor. This bright alteration gives Lydian harmony its characteristic floating, unresolved quality. The diatonic chords of G lydian are GMaj7, A7, Bm7, C#m7b5, DMaj7, Em7, F#m7. The I-II progression is the hallmark Lydian vamp, creating a sense of wonder without traditional tension. Film composers favor Lydian harmony for scenes of awe and discovery. The #iv diminished chord adds a touch of instability that keeps the brightness from becoming static. Commonly used in Film Scores, Progressive Rock, Fusion, Ambient, Dream Pop. Notable players include Joe Satriani, Steve Vai, John Williams, Hans Zimmer.

The G lydian scale has the following degrees: 1 2 3 ♯4 5 6 7.

Intervals: W-W-W-H-W-W-H.

Diatonic chords: GMaj7, A7, Bm7, C#m7b5, DMaj7, Em7, F#m7.

Degrees	Chord
I	GMaj7
ii	A7
iii	Bm7
IV	C#m7b5
V	DMaj7
vi	Em7
vii°	F#m7

Degree-by-Degree Analysis

The I chord (GMaj7) is the tonic — the gravitational center of the key. The ii chord (A7) is the minor subdominant, commonly used to approach the V chord. The iii chord (Bm7) functions as a substitute for the I or vi. The IV chord (C#m7b5) is the subdominant — it adds motion and moderate tension. The V chord (DMaj7) is the dominant — it creates the strongest tension that wants to resolve to the I. The vi chord (Em7) is the relative minor — it brings emotional color and depth. The vii° chord (F#m7) is the diminished — the most tense, rarely used alone, usually leading to the I.

This page focuses on the harmonic content — the chords built from each degree of the G lydian scale. For fretboard patterns and fingering guides, see the scale page.

Use the interactive harmonizer above to explore triads, seventh chords, and chord voicings for composing with the G lydian scale on guitar.

lydian is the 4th mode of the Major scale. View G Major scale

Related Scales

How to Use This Scale

Use over Maj7#11, Maj9 chords. Ideal for non-resolving major passages. Avoid when the music needs to feel grounded or resolved.