piano scale
D major blues
D1E2F♭3F♯3A5B6
Major pentatonic with a flattened third added next to the third — the two live side by side rather than replacing each other.
Written out
Every accidental is written in, rather than left to a key signature, so the letters can be read one at a time.
The step pattern
DWEHFHF♯W+HAWBW+HD
What is true of it
D major blues is D, E, F, F♯, A and B, and back to D.
Its steps are W – H – H – W+H – W – W+H, where W is a whole step and H a half.
Chords made only of these notes
Found by testing every chord in the catalogue against these 6 sounds, not chosen.
Other scales on D
D major pentatonicpentatonicD minor pentatonicpentatonicD bluespentatonicD majormajorD natural minorminorD harmonic minorminor
C maj bluesC♯ maj bluesD♭ maj bluesD♯ maj bluesE♭ maj bluesE maj bluesF maj bluesF♯ maj bluesall 374