Guitar Scale Logic

Interactive Guitar Scale Finder

Guitar Scale Logic

C Major Pentatonic Guitar Scale in Open G

Major Pentatonic scale notes, fretboard positions and guitar tabs for Open G.

Formula 1 2 3 5 6
Tuning D B G D G D
Scale Notes 5 notes

Interactive fretboard

Scale Map

Root notes are highlighted in amber. Use the buttons to isolate each five-fret position.

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
D D
E
G
A
C
D
E
G
A
C
B
C
D
E
G
A
C
D
E
G
A
G G
A
C
D
E
G
A
C
D
E
D D
E
G
A
C
D
E
G
A
C
G G
A
C
D
E
G
A
C
D
E
D D
E
G
A
C
D
E
G
A
C
Root Note Scale Note

Scale Tablature

Position 1

D|------2--|
B|1--3-----|
G|---------|
D|---------|
G|---------|
D|---------|

Pattern shows scale notes in 0-4 frets for position 1.

Theory & Context

Why This Shape Works

C Major Pentatonic in Open G tuning puts the notes C, D, E, G, A under your fingers in a layout that feels clean, vocal and easy to phrase musically. Open G stacks a ready-made major chord under your fingers, which changes how the neck breathes and makes partial chords and droning double-stops easier to hear. On this page you can switch between all visible notes or five smaller positions, study a pre-rendered tab pattern for each zone and match the sound against chords that stay inside the scale. Because the interval formula is 1 2 3 5 6, every diagram here is generated from exact semitone math instead of guessed text. Start with Position 1 to lock in the tonic, then connect Positions 2 and 3 so you can move into riffs, lead fills and improvised phrases without losing the key center.

Overview

Major Pentatonic sounds clean, vocal and easy to phrase musically and is especially useful for country licks, melodic fills and upbeat lead guitar. Open G feels rootsy, slide-friendly and chord-rich.

Pro Tip

Target the root and 6th for a sweet, singing pentatonic line. In Open G, it is great for rhythm guitar ideas that need instant harmony.

  • C
  • D
  • E
  • G
  • A

Suggested Chords

Works Well With This Scale

Chord options generated from the same note pool.

  • Cmajor
  • Csus2sus2
  • C5power
  • C6major 6
  • Dsus2sus2
  • Dsus4sus4
  • D5power
  • Gsus2sus2
  • Gsus4sus4
  • G5power