Pentatonic & BluesDegree 1

Blues Scale

Indigo smoke and neon red. The flickering sign of a juke joint at 2 AM — raw, lived-in, and unapologetically soulful.

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Scale NotesBlues Scale in C

E♭

G♭

B♭

Interval Formula

1♭34♭55♭7

Primary Chord

The tonic chord built from this mode

Chord Tones

CEGA♯

All Diatonic Chords

C7Cm7D♯7Fm7Gm7A♯7

Chord Voicings

Guitar voicings for C7

C7Root, dominant 7th, major 3rd. The dominant shell. the tritone between 3 and b7 defines the sound.

C7Root, major 3rd, dominant 7th. Compact dominant shell on inner strings.

C7Full four-note drop-2 dominant voicing. Root, 5th, b7th, 3rd with the characteristic tritone.

Fretboard

Blues Scale in C

RootCharacteristic toneScale tone

Listen

Audio. Blues Scale in C

Tempo:

180 BPM

Musical Context

Related Chord Voicings

Extensions, substitutions, and simplifications for C7

Extensions

Substitutions

Simplified Voicings

Example Progressions

Progressions where Blues Scale applies (in C)

I-♭VII-IV Rock Vamp

The quintessential rock progression for pentatonic soloing.

Practice in Play Along →

Arpeggio Connection

The arpeggio that matches the C7 chord

Dominant 7th

Tones

B♭

♭7

Highlighted = guide tones (define chord quality)

Key

Sound

Gritty, soulful, and dripping with attitude. The blues scale takes the raw power of the minor pentatonic and adds the ♭5 'blue note' — a dissonant, bending, wailing tone that is the sound of heartbreak, defiance, and swagger. It is the DNA of American popular music.

Practical Use Cases

●Blues soloing and improvisation
●Rock and blues-rock guitar
●Adding grit and tension to minor pentatonic lines
●Over dominant 7th chords in any blues or rock context
●Jazz blues — mixing with bebop vocabulary

Practical Notes

The blues scale is simply the minor pentatonic with the added ♭5 (G♭ in C). That one note — the 'blue note' — is the most emotionally charged tone in blues music. It sits right between the 4th and 5th, creating a tense, dissonant sound that begs to resolve. Never sit on the ♭5; use it as a passing tone or bend into it from the 4th. The chromatic run from 4 through ♭5 to 5 (F - G♭ - G in C) is one of the most iconic sounds in all of guitar music. In jazz, mix the blues scale with more sophisticated vocabulary — dropping a blues lick into a bebop line is a time-honored tradition that players from Charlie Parker to John Scofield have used.

bluespentatonicbeginneressentialrockgritty

Practice Drills

Ascending & Descending in One PositionBeginnerTechnique

5 min

Play the mode ascending and descending within a single five-fret box. Build muscle memory and connect the sound to the shape.

Three-Notes-Per-String PatternsIntermediateTechnique

10 min

Play the mode using three notes on every string, stretching across the neck. Great for building legato technique and hearing the scale in a linear way.

Emphasize Characteristic Tones on Strong BeatsIntermediateImprovisation

10 min

Create short melodic phrases that land the mode's characteristic tone(s) on beats 1 and 3. This trains you to bring out the sound that defines the mode.

Improvise Over a Matching ChordBeginnerImprovisation

5 min

Play the mode's parent chord as a loop (or use a backing track) and improvise over it for two minutes. This connects the mode to its harmonic context.

Create 3 Licks Using Only Strings 1–3IntermediateImprovisation

10 min

Compose three short licks (2–4 beats each) using only the top three strings. This forces creativity within a constraint and builds upper-register vocabulary.

Resolve from Tension to StabilityIntermediateEar Training

8 min

Practice approaching chord tones from a half step above or below, training your ear to hear tension resolve.

Try Blues Scale in Play Along

Practice improvising over real chord changes with guided scale and target note suggestions.

Related Modes

Minor Pentatonic Dorian Mixolydian

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