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Chord · F# Dominant 13th

F13 Chord

F13 is F#, A#, C#, E, G# and D#big; jazz V chord at full extension.

Hear it

F13 on every instrument

The same 6 notes, 2 sets of hands. Open a diagram for alternate shapes, audio and the mistakes to avoid.

×8fr21334EADGBE
Guitar1 voicing
CDEFGAB
Piano2 voicings

What F13 is made of

F# Dominant 13th (F# dominant 13th) is built from the notes F#, A#, C#, E, G#, D#, with the interval pattern 1, 3, 5, b7, 9, 13. A common dominant 13th chord across many styles.

Stack 1, 3, 5, b7, 9 and 13 on a root of F and you get F#, A#, C#, E, G# and D#. That interval recipe is what makes the chord a thirteenth chord — move the same shape to another root and the character travels with it, which is why C13 sounds like a transposed F13.

Dominant 13th: Big; jazz V chord at full extension.

Spelling: the notes above are written the way a score would write them, not simplified to the nearest piano key. That is why this chord is spelled with F rather than its enharmonic equivalent.

Keys that contain F13

All 6 notes sit inside the scale of 4 keys. The roman numeral marks the degree the chord is rooted on.

Other chords on F

Same root, different colour.

The same thirteenth shape, moved

The identical interval recipe, built on other roots.

Questions people ask about F#13

What notes are in the F#13 chord?
F#13 is made of F#, A#, C#, E, G# and D# — the 1, 3, 5, b7, 9 and 13 degrees of a thirteenth chord built on F#.
What keys use the F#13 chord?
Every note of F#13 belongs to 4 keys: B Major (V), Cb Major (V), G# Minor (VII), Ab Minor (VII). The roman numeral is the scale degree the chord is rooted on.
How do you play F#13 on guitar and piano?
This page shows F#13 on guitar and piano — 3 voicings in total. Each diagram links to the full instrument page with alternate shapes, audio and common mistakes.
Is F#13 the same as Gb13?
Yes. F#13 and Gb13 are enharmonic — identical pitches written two different ways. Which spelling you use depends on the key you are in; F#13 is the spelling this site treats as canonical.

Learn the theory behind it

Why F13 behaves the way it does — the guides that explain the chord instead of just spelling it.

Barre Chords — The Wall Every Guitarist ClimbsThis one asks for a barre. The article is the fix for the buzzing and the aching hand.7 min readFunctional Harmony: Three Roles, One EngineWhat a seventh chord is for — tension, resolution, and the seat it takes in the key.6 min readThe 12-Bar Blues — Three Chords, A Century of HitsSeventh chords are the whole sound of the blues. Twelve bars is where to hear it.7 min read