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B♭ Major · Circle of Fifths

Select a key to connect its signature, scale, chords and guitar fretboard positions.

Explore the circle

Select any major or minor key
CAmGEmDBmAF♯mEC♯mBG♯mF♯D♯mD♭B♭mA♭FmE♭IVCmiiB♭IGmviFVDmiii
Selected key: B♭ Major
  1. Bdim
  2. F♯dim
  3. C♯dim
  4. G♯dim
  5. D♯dim
  6. A♯dim
  7. E♯dim
  8. Cdim
  9. Gdim
  10. Ddim
  11. Adim, vii°
  12. Edim
Selected: B♭ MajorRelative keyFifth neighborsDiatonic chordsDiminished triads: Adim (vii°)

Key profile

B♭ Major

2 flats

Circle relationships

A fifth aboveF MajorA fifth belowE♭ MajorRelative keyG Minor

Scale notes

B♭CDE♭FGA

Diatonic chords

Primary
In-key minor
6
B♭

B♭ · D · F

View A♯ chord page

Guitar fretboard

B♭ Major · standard tuning · frets 0–12

0357912EBGDAEFGAB♭CDE♭CDE♭FGAB♭GAB♭CDE♭FGDE♭FGAB♭CDAB♭CDE♭FGAFGAB♭CDE♭
● Root● Scale toneTap a note to hear it

Swipe sideways to explore all twelve frets.

Progression explorer

Fixed patterns mapped to this key
B♭FGmE♭
100 BPM · 2 beats / chord

Quick practice

Learn by doing

What is a fifth above B♭ Major?

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