Bb Lydian Mode
Bb – 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 Bb 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.
Bb Lydian Mode Notes
| Degree | Name | Note | Interval |
|---|---|---|---|
| 1 | Tonic | Bb4 | P1 |
| 2 | Supertonic | C5 | M2 |
| 3 | Mediant | D5 | M3 |
| ♯4 | Subdominant | E5 | A4 |
| 5 | Dominant | F5 | P5 |
| 6 | Submediant | G5 | M6 |
| 7 | Leading Tone | A5 | M7 |
| 8 | Octave | Bb5 | P8 |
Bb Lydian Mode — Frequently Asked Questions
What notes are in the Bb Lydian mode?
Bb Lydian contains: Bb, C, D, E, F, G, A. Fourth mode of F Major. Raised 4th (E instead of Eb).
How does Bb Lydian differ from Bb Major?
One note: Bb Lydian has E (augmented 4th), Bb Major has Eb (perfect 4th).
What is the parent major scale?
Fourth mode of F Major.
How is Bb Lydian used in music?
Jazz, big band, film scores. C Major over Bb tonic is the signature. Bb is a common jazz key.
What chords are built from Bb Lydian?
Bb, C, Dm, Edim, F, Gm, Am.
What songs use Lydian?
Simpsons theme, John Williams, jazz.
Practice Tips
- Raise Eb to E — hear the Lydian brightness.
- C Major over Bb bass is the signature.
- Bb Lydian is common in jazz — Bb is a standard key.
- Practice over a Bb drone.
- Nearly all white keys plus Bb — easy to play.
- Film scoring and jazz applications.