C#/B on guitar: C sharp with B in the bass
C#/B is C# with B in the bass. That B is the chord's 7th, so what you hear is C#7 in 3rd inversion (C#7/B), with the notes C♯, E♯, G♯, B.
- Notes
- C♯E♯G♯B
- Bass
- B 7th of the chord · C#7
How to play C#/B on guitar
-
Shape 1 · fret 1
-
Shape 2 · fret 4 · barre
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Shape 3 · fret 6 · barre
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Shape 4 · fret 9
Where C#/B shows up
The 7th in the bass wants to step down. The most common path: C# → C#/B → F#/A#, with the bass walking down C♯, B, A♯.
Other positions of C#
Frequently asked questions
What does C#/B mean?
C#/B reads "C# over B": you play C# and the lowest note is B. In a chord symbol, whatever comes after the slash is always the bass.
What is the difference between C#/B and C#?
C#/B has one more note: B in the bass, which is the 7th. That is why it sounds like C#7 in 3rd inversion.
How do you play C#/B on guitar?
The shapes on this page go from easiest to hardest. In all of them B is the lowest note; the low strings that would sound below it are not played (x).