⭕ Circle of Fifths
The fundamental relationship between all 12 keys. Each key is a perfect fifth from its neighbor. Click a key to explore.
Key Signatures
| Key | Relative Minor | Sharps | Flats | Notes |
|---|---|---|---|---|
| C Major | Am | — | — | C D E F G A B |
| G Major | Em | 1♯ | — | G A B C D E F# |
| D Major | Bm | 2♯ | — | D E F# G A B C# |
| A Major | F#m | 3♯ | — | A B C# D E F# G# |
| E Major | C#m | 4♯ | — | E F# G# A B C# D# |
| B Major | G#m | 5♯ | — | B C# D# E F# G# A# |
| F# Major | D#m | 6♯ | — | F# G# A# B C# D# E# |
| Db Major | Bbm | — | 5♭ | Db Eb F Gb Ab Bb C |
| Ab Major | Fm | — | 4♭ | Ab Bb C Db Eb F G |
| Eb Major | Cm | — | 3♭ | Eb F G Ab Bb C D |
| Bb Major | Gm | — | 2♭ | Bb C D Eb F G A |
| F Major | Dm | — | 1♭ | F G A Bb C D E |