C♯6

C# 6th chord

Notes

C#FG#A#

Intervals

13513

Root

Voicings on standard tuning

Voicing 1

2fr

Voicing 2

4fr

Voicing 3

8fr

Voicing 4

9fr

Voicing 5

6fr

Voicing 6

6fr

Interval formula

1 – 3 – 5 – 6

Sound character

vintage and sweet — a major chord with a nostalgic edge

Where it appears

Ends verses in jazz standards, rockabilly and doo-wop instead of a plain major.

I–V–vi–IV

With C#6 as the tonic, this is the classic four-chord pop loop.

ii–V–I

C#6 is the resting point everything resolves to.

I–IV–V

The three-chord backbone of folk, country and early rock and roll.