Cool Blues in C

Charlie Parker(1949)swing
Do Re MiC D E
A
C69
F13
C9♯11
C13
G13
C13

Chord Diagrams — Cool Blues in C (Guitar)

Display
FingerNoteDegree
C69
EADGBE11x334
3frEADGBEx1347frEADGBE1112349frEADGBE2222x1
F13
EADGBE111324
EADGBE1112347frEADGBE44x2138frEADGBE111134
C9♯11
EADGBE11x234
3frEADGBE111x237frEADGBE11123410frEADGBExx1234
F9
EADGBE111324
EADGBExx21437frEADGBE22222110frEADGBE1111x2
F♯dim
EADGBE2x31x
4frEADGBExx12x37frEADGBEx41x239frEADGBEx1243x
C13
2frEADGBE44x213
3frEADGBE1111346frEADGBE2223418frEADGBE111324
G13
EADGBE321
3frEADGBE11x2343frEADGBE1113249frEADGBE222x14
G7♯11
EADGBE111234
5frEADGBExx12349frEADGBE11x23410frEADGBE111x23
C9
EADGBE222221
7frEADGBE1123447frEADGBE1113249frEADGBExx2143

Cool Blues in C

Key of C

With no sharps or flats, C major is the theoretical home base on guitar. The open G, B, and high E strings all belong to the C major chord, creating natural sustain. C is a beginner-level key on guitar because the open B and high E strings ring within the scale, and every basic chord uses familiar open shapes. Beginners will find this key approachable since most chords use open voicings with minimal stretching.

Voice Leading

The bass line moves through C to F (ascending perfect fourth), F to C (descending perfect fourth), C to F (ascending perfect fourth), F to F# (ascending half step), F# to C (ascending tritone), C to G (descending perfect fourth), G to G (ascending unison), G to C (ascending perfect fourth). A half-step bass movement creates a strong leading-tone pull that demands resolution. The root motion by larger intervals (fourths and fifths) gives each chord change a strong, decisive character. When the progression loops, the bass returns from C to C by unison.

Scales for Improvisation

C major pentatonic works because every note is either a chord tone or a safe passing tone — there are no avoid notes. For soloing, this means you can play freely without clashing. Over dominant seventh chords, C Mixolydian adds the flat seventh for an authentic blues-rock edge.

swing4/4 · 12 bars · Form: A

Chords: C69, F13, C9♯11, F9, F♯dim, C13, G13, G7♯11, C9.

Scales for Improvisation C bebop, C bebop major.

Diatonic chords: See all chords in the key of C