C#/D♭ minor 6 (add 9) chords Author: Juan Martinez Categories: C♯ Chords Tags: min6 add9 chords C# minor 6/9 chord on a piano Formula: 1-♭3-5-6-9 Notes: C#-E-G#-A#-D# chord suffix: C#min6/9 Use these charts to create your own C#min6/9 chord or play a C#min6/9 melody C# minor 6/9 chord on a pianoC# minor 6/9 chord on a guitar