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Guitar scale companion

Bb Ionian Mode

Learn the Bb Ionian mode (major) on guitar. Explore notes, intervals, and fretboard positions with an interactive chart.

1Bb2C3D4Eb5F6G7A

Full fretboard map

Every Bb Ionian Mode note across the neck, with roots highlighted for quick orientation.

Interactive
CAGED

Five Bb Ionian (Major) positions

These static CAGED boxes show the same scale in practical four- to five-fret areas before you explore the full neck.

A shape

Bb Ionian (Major) uses A# major CAGED box locations; Bb remains the modal root.

Bb Ionian (Major) A shape positionFrets 0 through 4 for the A shape.EADGBe012345671234567123456
A shape tab (0-4)
e |----1-----3---|
B |----1-----3--4|
G |-0-----2--3---|
D |-0--1-----3---|
A |-0--1-----3---|
E |----1-----3---|

G shape

Bb Ionian (Major) uses A# major CAGED box locations; Bb remains the modal root.

Bb Ionian (Major) G shape positionFrets 2 through 6 for the G shape.EADGBe2345667123456712345671
G shape tab (2-6)
e |----3-----5--6|
B |----3--4-----6|
G |-2--3-----5---|
D |----3-----5---|
A |----3-----5--6|
E |----3-----5--6|

E shape

Bb Ionian (Major) uses A# major CAGED box locations; Bb remains the modal root.

Bb Ionian (Major) E shape positionFrets 5 through 9 for the E shape.EADGBe5678971234567123456712
E shape tab (5-9)
e |-5--6-----8---|
B |----6-----8---|
G |-5-----7--8---|
D |-5-----7--8---|
A |-5--6-----8---|
E |-5--6-----8---|

D shape

Bb Ionian (Major) uses A# major CAGED box locations; Bb remains the modal root.

Bb Ionian (Major) D shape positionFrets 7 through 11 for the D shape.EADGBe789101123456712345671234
D shape tab (7-11)
e |----8----10-11|
B |----8----10-11|
G |-7--8----10---|
D |-7--8----10---|
A |----8----10---|
E |----8----10-11|

C shape

Bb Ionian (Major) uses A# major CAGED box locations; Bb remains the modal root.

Bb Ionian (Major) C shape positionFrets 10 through 14 for the C shape.EADGBe101112131434567123456712345
C shape tab (10-14)
e |10-11----13---|
B |10-11----13---|
G |10----12------|
D |10----12-13---|
A |10----12-13---|
E |10-11----13---|

Scale Degrees

DegreeIntervalNote
1RootBb
2M2C
3M3D
4P4Eb
5P5F
6M6G
7M7A

Diatonic Chords

DegreeChordType
IBbmaj7Major 7th
iiCm7Minor 7th
iiiDm7Minor 7th
IVEbmaj7Major 7th
VF7Dominant 7th
viGm7Minor 7th
viiøAm7b5Half-Diminished
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