B Major Blues Bass Scale
Bass scale — fretboard diagram
B Major Blues Scale — Notes and Intervals
The B Major Blues scale is an extension of the major pentatonic that adds a blue note for extra soul. On Bass, the notes are B, C#, D, D#, F#, G#. It blends the happy character of major keys with the expressive, vocal-like slides of the blues, and is a staple in country, swing, and jazz-blues contexts. Commonly used in Blues, Country, Jazz, Swing, Southern Rock. Notable players include B.B. King, Stevie Ray Vaughan, Albert King. Use over major and dominant 7th chords in blues, country, and swing contexts. Mix with minor blues for complete blues vocabulary.
Notes: B, C#, D, D#, F#, G#
Intervals: 1P, 2M, 3m, 3M, 5P, 6M
Degrees: 1 2 b3 4 5 6
Formula: W-H-H-WH-W-WH
Number of notes: 6
How to Play B Major Blues on Bass
On bass, locate B on the A string at fret 2. Use a one-finger-per-fret approach starting from the root and span two to three strings. Keep your fretting hand relaxed and practice shifting between positions cleanly.
The B Major Blues scale contains 4 sharps (C#, D#, F#, G#). This scale does not follow a traditional major or minor key signature, so reading from sheet music may require accidentals.
Practice Routine
Begin by playing the B Major Blues scale ascending and descending at 80 BPM using a metronome, one note per beat. Once comfortable, practice in thirds (B-D, C#-D#) to build intervallic familiarity. Spend 5 minutes daily on this pattern before increasing tempo by 10 BPM.
Experiment with simple two-chord vamps rooted on B to let the characteristic intervals of the Major Blues scale come through clearly.
Bass Tips
On bass, use the B Major Blues scale to build walking bass lines by targeting chord tones on strong beats and using scale tones as approach notes. This is the foundation of functional bass playing.
The B Major Blues scale contains 6 notes (B, C#, D, D#, F#, G#). Use the interactive fretboard above to explore this scale on Bass with different tunings and fret ranges.
CAGED Positions & Patterns for B Major Blues
The B Major Blues scale can be played in 5 CAGED positions across the fretboard, each based on an open chord shape (C, A, G, E, D). As a 6-note pentatonic scale, 2-notes-per-string patterns are the most ergonomic way to traverse the fretboard. Use the pattern selector above to isolate each position.