Learn and Master the C#13 Guitar Chord Interactively
Looking for C thirteenth, one fret lower? Visit C13.
The C#13 chord, C# dominant thirteenth, contains C#, E#, G#, B, D#, F# and A#. The A# is the thirteenth, and E# is the major third, which is just F under another name.
The three listed voicings are barre shapes, and the lowest sits at the 3rd fret. They cannot hold all seven tones, so check which ones your shape keeps. C#13 is a dominant chord of F# major. Browse the ninth chord voicings for a lighter version. The C# Mixolydian scale contains every note.
Run the microphone check after each shape to see whether the barre lets every string ring.
C# dominant 13th guitar chord is also written as C#13, C#dom13 or C#7(13).
C#13 Chord Notes and Formula
C# 13 chord Notes:
How the Dominant Thirteen chord is built:
Formula: 1 3 5 b7 9 11 13
Same chord, different name: C#13 is also written as Db13 (Db dominant thirteenth).
C#13 Chord Interactive Fretboard
Want a structured chord roadmap instead of jumping between pages?
Go to the full guitar chords tutorial.
C#13 Guitar Chord Diagrams
Position 1 Barre Movable
C# Dominant Thirteenth Finger Positions
- Mute the low E string
- Place your index finger (1) on the fret 3 of the D string
- Place your middle finger (2) on the fret 4 of the A string
- Place your ring finger (3) on the fret 4 of the G and B strings at the same time
- Place your pinky finger (4) on the fret 6 of the high E string
Position 2 Barre Movable
C# Dominant Thirteenth Finger Positions
- Mute the A string
- Place your index finger (1) on the fret 6 of the B and high E strings at the same time
- Place your middle finger (2) on the fret 8 of the G string
- Place your ring finger (3) on the fret 9 of the low E string
- Place your pinky finger (4) on the fret 9 of the D string
Position 3 Barre Movable
C# Dominant Thirteenth Finger Positions
- Mute the A string
- Place your index finger (1) on the fret 9 of the low E and D strings at the same time
- Place your middle finger (2) on the fret 10 of the G string
- Place your ring finger (3) on the fret 11 of the B string
- Place your pinky finger (4) on the fret 11 of the high E string
Find more shapes in our all guitar chords online library. If you
prefer a printable pdf, download
the Free Guitar Chords Chart Pdf
Chords That Go With C#13
One key where C#13 fits is F# major, where it works as the V chord. These are the main chords of that key, the ones you will often hear around it:
See every key in the guitar keys chart, or build a progression with these chords in the chord progression generator.
More C# Chords
Want to know how this chord is built? Read dominant chords explained, or browse all C# guitar chords.
Created by
Giancarlo is a musician (teaching guitar since 2000), software engineer, AI consultant and published researcher
FAQ
Which notes spell C#13?
C#13 is C#, E#, G#, B, D#, F# and A#. The A# is the thirteenth, a major sixth over the root, placed an octave higher.
How does C# dominant thirteenth relate to the Mixolydian scale?
The chord's seven notes are exactly the notes of C# Mixolydian: C#, D#, E#, F#, G#, A# and B. So the scale and the chord share every pitch.
Is C#13 also written Db13?
Yes. Db13 spells the same pitches as Db, F, Ab, Cb, Eb, Gb and Bb. Only the note names differ.
How many C#13 voicings are there?
There are 3 voicings, between fret 3 and fret 11. All 3 are barre voicings and none uses an open string.
How is C#13 different from C#11?
C#11 stops at the F#, the eleventh. C#13 adds A#, the thirteenth, to complete a stack of seven notes.
