B♯ Lydian Augmented scale
The B♯ Lydian Augmented scale is a 7-note lydian augmented scale built on the root B♯. Its notes are B♯, C𝄪, D𝄪, E𝄪, G♯, G𝄪 and A𝄪. 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 B♯ Lydian Augmented a great tool for improvising and composing.
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 B♯, the scale takes on the specific colour and pitch range of that key - making it especially useful in genres and registers where B♯ is a comfortable tonal centre.
B♯ Lydian Augmented on the piano
B♯ Lydian Augmented on the guitar
B♯ Lydian Augmented on the staff
Hear the B♯ Lydian Augmented scale
Improvisation drone
Loop the root note as a pad to practice improvising over this scale.
Notes of the B♯ Lydian Augmented scale
| Degree | Interval | Semitones | Note |
|---|---|---|---|
| 1 | 1P | 0 | B♯(B#) |
| 2 | 2M | 2 | C𝄪(C##) |
| 3 | 3M | 4 | D𝄪(D##) |
| 4 | 4A | 6 | E𝄪(E##) |
| 5 | 5A | 8 | G♯(G#) |
| 6 | 6M | 9 | G𝄪(G##) |
| 7 | 7M | 11 | A𝄪(A##) |
Diatonic chords of B♯ 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 B♯ Lydian Augmented scale
The diatonic chords of B♯ Lydian Augmented are: I+ = B♯+, II = C𝄪, III = D𝄪, iv° = E𝄪°, v° = G♯°, vi = G𝄪m, vii = A𝄪m. These seven chords belong naturally to the key and are the safest harmonic vocabulary when writing songs in B♯ 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.
Famous songs
B♯ 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.
Scales related to B♯ Lydian Augmented
Once you are comfortable with B♯ Lydian Augmented, explore related scales to expand your vocabulary. The scales below share notes, modes or tonal centres with B♯ Lydian Augmented and are a natural next step in your study.
Formula & step pattern
The B♯ 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.
Frequently asked questions
What notes are in the B♯ Lydian Augmented scale?
What is the formula for the B♯ Lydian Augmented scale?
Is B♯ Lydian Augmented a major or minor scale?
What chords belong to the B♯ Lydian Augmented scale?
Which genres use B♯ Lydian Augmented?
How do I practise the B♯ Lydian Augmented scale?
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