Cbmaj7 is a major seventh, spelled Cb, Eb, Gb and Bb. In Drop D tuning (D2 A2 D3 G3 B3 E4) the easiest shape is x21302, which sits at fret 1, spans 2 frets, lets 1 string ring open and mutes 1 string. 12 positions for it are shown below, from the nut up to fret 13.
Notes and intervals
Note
Cb
Eb
Gb
Bb
Interval
1P
3M
5P
7M
12 ways to play it
Ordered by how hard they are to fret, easiest first, one per position on the neck. Fret numbers are relative to the position marked beside each grid.
x21302sits at fret 1, spans 2 frets, lets 1 string ring open and mutes 1 stringx24342sits at fret 2, needs a barre across 5 strings at fret 2 and mutes 1 string99880xsits at fret 8, needs a barre across 2 strings at fret 8, lets 1 string ring open and mutes 1 string464406sits at fret 4, needs a barre across 4 strings at fret 4 and lets 1 string ring open999111111sits at fret 9 and needs a barre across 3 strings at fret 9x98807sits at fret 7, spans 2 frets, lets 1 string ring open and mutes 1 stringxx9876sits at fret 6, spans 3 frets and mutes 2 stringsx64306sits at fret 3, spans 3 frets, lets 1 string ring open and mutes 1 stringx141315014sits at fret 13, spans 2 frets, lets 1 string ring open and mutes 1 string131313110xsits at fret 11, spans 2 frets, lets 1 string ring open and mutes 1 stringx14131512xsits at fret 12, spans 3 frets and mutes 2 stringsx2434xsits at fret 2, spans 2 frets and mutes 2 strings
Keys Cbmaj7 belongs to
Cbmaj7 is diatonic to 16 of the 96 keys this app knows, playing a different role in each.