Cb Major Blues Scale
C♭-D♭-D-E♭-G♭-A♭
Formula:W-H-H-A-W-A
Intervals:P1-M2-m3-M3-P5-M6
Introduction
Cb Major Blues Scale Notes
| Degree | Name | Note | Interval |
|---|---|---|---|
| 1 | Tonic | C♭ | P1 |
| 2 | Supertonic | D♭ | M2 |
| 3 | Mediant | D | m3 |
| 4 | Subdominant | E♭ | M3 |
| 5 | Dominant | G♭ | P5 |
| 6 | Submediant | A♭ | M6 |
Key Signature
The key of Cb Major Blues has 7 flats.
B♭E♭A♭D♭G♭C♭F♭
Order of flats
Flats are added in a fixed order — the reverse of the sharp order. Each new flat key adds the next flat on the list.
B♭E♭A♭D♭G♭C♭F♭
Mnemonic: Battle Ends And Down Goes Charles’ Father
Chords in the Key of C♭ Major Blues Scale
These are the diatonic triads built on each degree of the C♭ Major Blues Scale:
C
D
E
F
G
A
B
C
D
E
F
G
A
B
I — B Major (major)
Cb Major Blues Scale — Frequently Asked Questions
What notes are in the Cb Major Blues Scale?
The Cb Major Blues Scale has six notes: Cb Db Eb F# Gb Ab (plus the octave). It is the Cb/B Major Pentatonic Scale with one added note — the b3 (blue note). This extra note gives the major blues scale its characteristic warm, soulful quality while retaining the major scale's brightness.
What is the blue note in the Cb Major Blues Scale?
The blue note in the major blues scale is the b3 — a flatted third that sits between the 2nd and major 3rd. It creates a slight tension against the major tonality, adding expressiveness and colour without fully moving into minor territory.
How does the Cb Major Blues Scale differ from the Cb/B Minor Blues Scale?
The major blues scale (Cb Db Eb F# Gb Ab) is brighter and more resolved-sounding than the minor blues scale (Cb Ebb Fb F Gb Bbb). The major blues works best over major chords and major-key progressions, while the minor blues suits minor chords and dominant 7th chords in blues contexts.
What music uses the Cb Major Blues Scale?
Major blues scales are common in country, folk-blues, classic rock, and gospel music. They give melodies a warm, soulful quality over major-key chord progressions. Artists like Chuck Berry, Ray Charles, and B.B. King frequently used major blues scales alongside minor blues.
Can I use both Cb Major Blues Scale and Cb/B Minor Blues together?
Yes — mixing major and minor blues scales is a core technique in blues and rock improvisation. This creates the "major/minor ambiguity" that gives blues its expressive depth. A common approach: use minor blues for the I and IV chords, shift to major blues for melodic phrases over the I chord.
How do I practise the Cb Major Blues Scale?
Start with the Cb/B Major Pentatonic (which you may already know) and add the b3 as a passing tone. Practice using it as a brief ornament rather than a landing note. Improvise slowly over a Cb/B Major chord, using the major 3rd as your primary landing note and the b3 as a grace note approach.
Practice Tips
- Start with the Cb/B Major Pentatonic — the major blues scale adds just one note (the b3) as a chromatic passing tone.
- Use the b3 as a grace note — slide quickly through it to the major 3rd rather than dwelling on it.
- Improvise over a Cb/B Major chord: land on the root and major 3rd, pass through the b3 briefly for colour.
- Compare major and minor blues scales in Cb: major blues is bright and resolved, minor blues is darker and tenser.
- Practice at very slow tempo first — the blues feel comes from how you phrase notes, not how fast you play.
- Listen to country and classic rock solos to hear the major blues scale in action — identify that characteristic b3 grace note.