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Interactive Bass Scale Guide

Bb/A# Lydian Bass Scale

Explore the Bb/A# Lydian on 4, 5, and 6-string bass fretboards with interactive looper, note charts, TAB, and metronome practice.

🎸 Open in Interactive Fretboard

4-String Bass TAB & Notation

Copy this 1-octave ASCII TAB chart or follow along with the looper above: 

G|----------------0--2--3---|
D|-------0--2--3------------|
A|-1--3---------------------|
E|--------------------------|

Scale Notes & Interval Formula

Notes: Bb - C - D - E - F - G - A

Bb Lydian is the same set of pitches as A# Lydian; this page spells the notes from Bb.

1
Bb
Step: W
2
C
Step: W
3
D
Step: W
♯4
E
Step: H
5
F
Step: W
6
G
Step: W
7
A
Step: H

Diatonic Chords in this Scale

Chords and arpeggios built on each degree of this scale:

I
Bb Major
View Chord →
II
C Major
View Chord →
iii
D Minor
View Chord →
iv°
E Diminished
View Chord →
V
F Major
View Chord →
vi
G Minor
View Chord →
vii
A Minor
View Chord →

Interactive Fretboard Chart

Filter:

Golden badges indicate the root note; purple badges mark active scale degrees.

Nut
1
2
3
4
5
6
7
8
9
10
11
12
G
G
A
Bb
C
D
E
F
G
D
D
E
F
G
A
Bb
C
D
A
A
Bb
C
D
E
F
G
A
E
E
F
G
A
Bb
C
D
E

Musical Character & Application

Character: Bright and weightless, colored by the raised fourth.

Typical Use: Major-seven sharp-eleven harmony, filmic passages, and open vamps.

Same notes from another root: F Major. Closest on the same root: Bb Major and Bb Major Pentatonic. Chords on this root that sit inside it: Bb Major 7th chord.

Check it on your own bass with the live trainer, or practise it over a ready-made line from the bass riff library with TAB and MIDI.

Frequently Asked Questions

What notes are in the Bb/A# Lydian bass scale?

The notes of the Bb Lydian bass scale are: Bb - C - D - E - F - G - A. The degree formula is: 1 - 2 - 3 - ♯4 - 5 - 6 - 7. Bb Lydian is the same set of pitches as A# Lydian; this page spells the notes from Bb.

What is the musical character and typical use of the Lydian scale?

Bright and weightless, colored by the raised fourth. Common musical uses: Major-seven sharp-eleven harmony, filmic passages, and open vamps.

How do I practice the Bb/A# Lydian on 4, 5, and 6-string bass?

Use Basnote's interactive fretboard to switch between 4-string (EADG), 5-string (BEADG), and 6-string (BEADGC) charts, hear real-time audio playback, and follow animated bass TAB with adaptive tempos.