Skip to content
guitarchords
ChordsKeysScale Degree MapPath Map
/
  • No chord matches

An interactive reference for guitar chord shapes, voicings and the theory behind them.

ChordsKeysScale Degree MapPath MapSource
  1. Chords
  2. /
  3. C
  4. /
  5. 13

C 13th (C13)

CRoot
EMaj 3
B♭min 7
D9
A13

Maximum extension. Usually played as subset (omit 11th, sometimes 5th). Big band and jazz standard.

Notes
CEB♭DA
Formula
1 · 3 · ♭7 · 9 · 13
Type
Extended chord
03

How to play it

EADGBe2134412345

C13

C 13th, 2fr

Bass
C, the root
Root
C
Strings
A D G B e · 2nd fret
  • CRoot
  • EM3
  • B♭m7
  • D9
  • A13

Up the neck

6 voicings, same five notes

Why a 13th chord sounds the way it does

C+4 fretsE+6 fretsB♭+4 fretsD+7 fretsA

Stacked from 4 intervals.

04

Where to go next

More C chords

Same root, other colours

Cmaj7C7Cadd9C6Csus2Csus4Cmaj9C6/9

Chords in the key of C

What C13 usually sits next to

I · Cii · Dmiii · EmIV · FV · Gvi · Amvii° · B°

Close relatives

Relatives of C major

  • AmRelative minor of C major
  • CmParallel minor, lower the 3rd

Other 13 chords

Same quality, every root

C13C♯13D13E♭13E13F13F♯13G13A♭13A13B♭13B13
01

Root

C
02

Quality

13

5+ notes: stack the 9th, 11th or 13th on a 7th chord.

Why a 13th chord sounds the way it does

C+4 fretsE+6 fretsB♭+4 fretsD+7 fretsA

Stacked from 4 intervals.

03

How to play it

EADGBe2134412345

C13

C 13th, 2fr

Bass
C, the root
Root
C
Strings
A D G B e · 2nd fret
  • CRoot
  • EM3
  • B♭m7
  • D9
  • A13

Up the neck

6 voicings, same five notes
04

Where to go next

More C chords

Same root, other colours

Cmaj7C7Cadd9C6Csus2Csus4Cmaj9C6/9

Chords in the key of C

What C13 usually sits next to

I · Cii · Dmiii · EmIV · FV · Gvi · Amvii° · B°

Close relatives

Relatives of C major

  • AmRelative minor of C major
  • CmParallel minor, lower the 3rd

Other 13 chords

Same quality, every root

C13C♯13D13E♭13E13F13F♯13G13A♭13A13B♭13B13
C 13th