Chord Colors

9b5 Pentatonic scale

Five notes serve half-diminished harmony here, spelling the chord's root, flat third, flat fifth and flat seventh with a natural second added above them.

Used for
Jazz solos over altered and half-diminished chords.
Formula
StepsW H 1½ 4 semitones W
Semitones2-1-3-4-2
Degrees1 2 3 5 7

9b5 Pentatonic in all 12 keys

Pick a key to see it on the piano, or jump straight to the guitar view.

Chord Colors

There's so much more to explore

Explore on the go. Over 150 chord progressions, modal mixture, build your own progressions, and more!

Download on the App Store Download on the App Store
Chord Colors on iPhone showing chords, guitar voicings, progressions, and scales