C# Blues: C# E F# G G# B. Formula 1 ♭3 4 ♭5 5 ♭7. The minor pentatonic with an added flat 5th, the blue note that gives the blues its bite.
C# Blues: C# E F# G G# B. Formula 1 ♭3 4 ♭5 5 ♭7. The minor pentatonic with an added flat 5th, the blue note that gives the blues its bite.