B Lydian Mode
B – C# – D# – E# – F# – G# – A#
Formula:W-W-W-H-W-W-H
Intervals:P1-M2-M3-A4-P5-M6-M7-P8
Scale Degrees:1-2-3-♯4-5-6-7-8
Introduction
The B Lydian mode is the fourth mode of the F# Major scale. It has a major sound with a raised fourth degree, giving it a bright, ethereal quality.
B Lydian Mode Notes
| Degree | Name | Note | Interval |
|---|---|---|---|
| 1 | Tonic | B4 | P1 |
| 2 | Supertonic | C#5 | M2 |
| 3 | Mediant | D#5 | M3 |
| ♯4 | Subdominant | E#5 | A4 |
| 5 | Dominant | F#5 | P5 |
| 6 | Submediant | G#5 | M6 |
| 7 | Leading Tone | A#5 | M7 |
| 8 | Octave | B5 | P8 |
B Lydian Mode — Frequently Asked Questions
What notes are in the B Lydian mode?
B Lydian contains: B, C#, D#, E#, F#, G#, A#. Fourth mode of F# Major. Raised 4th (E# instead of E).
How does B Lydian differ from B Major?
One note: B Lydian has E# (augmented 4th), B Major has E (perfect 4th).
What is the parent major scale?
Fourth mode of F# Major.
How is B Lydian used in music?
Progressive rock, fusion, film scoring.
What chords are built from B Lydian?
B, C#, D#m, E#dim, F#, G#m, A#m.
What songs use Lydian?
Simpsons theme, John Williams, progressive rock.
Practice Tips
- Raise E to E# (F) — hear the Lydian brightness.
- C# Major over B bass is the signature.
- All sharps — distinctive keyboard shape.
- Practice over a B drone.
- Progressive rock and fusion.
- B Lydian and Cb Lydian are enharmonic.