A Major Blues scale
Positions across the first 12 frets
RootIn scaleOutside scale
Root
A
Scale notes
A · B · C · C♯ · E · F♯
Intervals from the root (semitones)
0 · 2 · 3 · 4 · 7 · 9
Scale tones follow written degree spelling (F major uses B♭). Muted notes outside the scale retain the fretboard's chromatic labels; audio and positions follow pitch, not spelling.
Scale structure
- A→ Whole step →B
- B→ Half step →C
- C→ Half step →C♯
- C♯→ 3 semitones →E
- E→ Whole step →F♯
- F♯→ 3 semitones →A
A Major Blues has 6 notes and 40 positions across the first 12 frets in standard tuning.