C Lydian Augmented scale

The C Lydian Augmented scale is a 7-note lydian augmented scale built on the root C. Its notes are C, D, E, F♯, G♯, A and B. Third mode of melodic minor — Lydian with a raised fifth, dreamy and otherworldly. This page covers the formula, fingerings, diatonic chords and common progressions that make C Lydian Augmented a great tool for improvising and composing.

Short answer

Lydian Augmented is a jazz favourite over augmented major-7 chords. The raised fifth gives an unsettled, dreamy quality — film composers use it for magical or surreal moments. Built on the root C, the scale takes on the specific colour and pitch range of that key - making it especially useful in genres and registers where C is a comfortable tonal centre.

Notes
C · D · E · F♯ · G♯ · A · B
Formula
1P · 2M · 3M · 4A · 5A · 6M · 7M
Step pattern
W W W W H W H
Tonic
C

C Lydian Augmented on the piano

Show:
Piano keyboard highlighting the C Lydian Augmented scale notesCDEABCDEABF♯G♯F♯G♯C Lydian Augmented - C · D · E · F♯ · G♯ · A · B

C Lydian Augmented on the guitar

Show:
Position:
Guitar fretboard highlighting the C Lydian Augmented scale noteseBGDAEEF♯G♯ABCDEBCDEF♯G♯ABG♯ABCDEF♯DEF♯G♯ABCDABCDEF♯G♯AEF♯G♯ABCDEC Lydian Augmented - fr 012

C Lydian Augmented on the staff

Hear the C Lydian Augmented scale

C Lydian Augmented
C · D · E · F♯ · G♯ · A · B
CDEF♯G♯AB

Improvisation drone

Loop the root note as a pad to practice improvising over this scale.

C Lydian Augmented
C

Notes of the C Lydian Augmented scale

DegreeIntervalSemitonesNoteHear
11P0C
22M2D
33M4E
44A6F♯(F#)
55A8G♯(G#)
66M9A
77M11B

Diatonic chords of C Lydian Augmented

These are the chords that naturally form on each degree of the scale. Click a chord to open its dedicated page.

How to use the C Lydian Augmented scale

The diatonic chords of C Lydian Augmented are: I+ = C+, II = D, III = E, iv° = F♯°, v° = G♯°, vi = Am, vii = Bm. These seven chords belong naturally to the key and are the safest harmonic vocabulary when writing songs in C Lydian Augmented. Click any chord below to open its full diagram and progressions.

Lydian Augmented is a jazz favourite over augmented major-7 chords. The raised fifth gives an unsettled, dreamy quality — film composers use it for magical or surreal moments.

Practice tips

Target the raised fifth (♯5) over a major-7♯5 chord to lock in the lydian augmented sound. Try arpeggiating the I and III chords — both are augmented triads — to hear how unstable the scale is.

Where you will hear C Lydian Augmented

C Lydian Augmented appears throughout lydian augmented is a jazz favourite over augmented major-7 chords. the raised fifth gives an unsettled, dreamy quality — film composers use it for magical or surreal moments. Listening to music in this scale and transcribing short phrases is the fastest way to absorb its sound.

Formula & step pattern

Formula
1P · 2M · 3M · 4A · 5A · 6M · 7M
Step pattern
W - W - W - W - H - W - H

The C Lydian Augmented scale follows the third mode of melodic minor — major with a raised fourth and fifth (1, 2, 3, ♯4, ♯5, 6, 7). Step pattern: W - W - W - W - H - W - H. Intervals from the root: 1P · 2M · 3M · 4A · 5A · 6M · 7M. Memorising the formula lets you transpose the scale to any other root note quickly.

Questions people ask

What notes are in the C Lydian Augmented scale?
The C Lydian Augmented scale contains C, D, E, F♯, G♯, A and B.
What is the formula for the C Lydian Augmented scale?
C Lydian Augmented follows the third mode of melodic minor — major with a raised fourth and fifth (1, 2, 3, ♯4, ♯5, 6, 7).
Is C Lydian Augmented a major or minor scale?
C Lydian Augmented is a lydian augmented scale. Third mode of melodic minor — Lydian with a raised fifth, dreamy and otherworldly.
What chords belong to the C Lydian Augmented scale?
The diatonic chords of C Lydian Augmented are C+, D, E, F♯°, G♯°, Am, Bm.
Which genres use C Lydian Augmented?
Lydian Augmented is a jazz favourite over augmented major-7 chords. The raised fifth gives an unsettled, dreamy quality — film composers use it for magical or surreal moments.
How do I practise the C Lydian Augmented scale?
Target the raised fifth (♯5) over a major-7♯5 chord to lock in the lydian augmented sound. Try arpeggiating the I and III chords — both are augmented triads — to hear how unstable the scale is.