B is a major, spelled B, D# and F#. In Drop D tuning (D2 A2 D3 G3 B3 E4) the easiest shape is x24442, which sits at fret 2, needs a barre across 5 strings at fret 2 and mutes 1 string. 12 positions for it are shown below, from the nut up to fret 13.
Notes and intervals
Note
B
D#
F#
Interval
1P
3M
5P
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.
x24442sits at fret 2, needs a barre across 5 strings at fret 2 and mutes 1 stringx21402sits at fret 1, spans 3 frets, lets 1 string ring open and mutes 1 string99980xsits at fret 8, spans 1 fret, lets 1 string ring open and mutes 1 string99911011sits at fret 9, needs a barre across 3 strings at fret 9 and lets 1 string ring openxx444xsits at fret 4, needs a barre across 3 strings at fret 4 and mutes 3 stringsxx9877sits at fret 7, needs a barre across 2 strings at fret 7 and mutes 2 strings96980xsits at fret 6, spans 3 frets, lets 1 string ring open and mutes 1 stringx141311014sits at fret 11, spans 3 frets, lets 1 string ring open and mutes 1 string131413xxxsits at fret 13, needs a barre across 3 strings at fret 13 and mutes 3 stringsx2444xsits at fret 2, spans 2 frets and mutes 2 stringsxxx442sits at fret 2, spans 2 frets and mutes 3 strings9998xxsits at fret 8, spans 1 fret and mutes 2 strings
Keys B belongs to
B is diatonic to 24 of the 96 keys this app knows, playing a different role in each.