Type a name (Cmaj7, Bm7b5, D/F#…) or filter by family. Open position diagrams for guitar.
Any chord symbol is built as: Root + quality + extensions + /optional bass. This table covers 95% of what you'll find in guitar tabs online.
| Part | Symbols | What it means | Example |
|---|---|---|---|
| Root | C D E F G A B ± #/b | The fundamental note. | F# = F sharp |
| Major | (nothing) | Major triad: 1 – 3 – 5 | C = C major |
| Minor | m, min, - | Minor triad: 1 – ♭3 – 5 | Am = A minor |
| Dominant 7th | 7 | Major triad + minor 7th (♭7). The engine of blues and jazz. | G7 = G B D F |
| Minor 7th | m7 | Minor triad + minor 7th | Em7 = E G B D |
| Major 7th | maj7, M7, Δ | Major triad + major 7th (mellow, jazz-flavored) | Cmaj7 = C E G B |
| Diminished | dim, ° | 1 – ♭3 – ♭5 | B° |
| Half-diminished | m7♭5, ø | Minor with lowered 5th + ♭7. Typical ii° chord. | Bm7b5 |
| Augmented | aug, + | 1 – 3 – ♯5 | C+ |
| Suspended | sus2, sus4 | The 3rd is replaced by the 2nd or 4th (open sound, no major/minor color) | Dsus4 |
| Added | add9, 6 | Adds the indicated note without a 7th. | Cadd9 |
| Extensions | 9 11 13 ± ♭/♯ | Always include the 7th. C9 = C7 + 9th. | G13 |
| Slash bass | /X | Play the chord but put X in the bass. | D/F# = D with F♯ in bass |