Major

Major thirteenth chords

Full major chord: C-E-G-B-D-A. Formula: 1-3-5-7-9-13. The 13 (A) adds a sweet sus-like color above maj7.

In every key

The same shape, moved. The symbols below are spelled the way the app spells them, which is the spelling the chord's own scale asks for rather than whichever accidental is easier to type.

  • Cmaj13
  • Dbmaj13
  • Dmaj13
  • Ebmaj13
  • Emaj13
  • Fmaj13
  • F#maj13
  • Gmaj13
  • Abmaj13
  • Amaj13
  • Bbmaj13
  • Bmaj13

Voicings

Written in C, because that is the key the encyclopedia authors them in; every one transposes unchanged.

Rootless (7-9-3-13)

B · D · E · A

advanced

Top voice on 13 (A) is the lyrical anchor

Rootless (3-5-13-9)

E · G · A · D

advanced

Spread Voicing

C · E · B · D · A

expert

Octaves shown are the app's default ascending voicing.

Fred Hersch / chamber jazz texture

Sullivan Fortner Cluster (5-13-7-9-3)

G · A · B · D · E

expert

LH 5-3-1 on G-A-B; RH 2-4 on D-E; release softly, una corda for the shimmer.

Where it turns up

Lush tonic chord, big band and post-bop favorite. Often voiced as B-D-E-A (rootless 7-9-3-13).

Commonly swapped with

  • Cmaj9
  • C6/9
  • Cmaj7#11