Code point
U+1D671
Glyph appearance depends on your fonts.
U+1D671
Lu<font> 0042U+1D671 MATHEMATICAL MONOSPACE CAPITAL B is a Unicode 16.0.0 character in the Uppercase Letter category. It belongs to the Mathematical Alphanumeric Symbols block.
Choose the representation you need, then copy its value.
U+1D671
120433
𝙱
𝙱
F0 9D 99 B1
D835 DE71
0001D671
%F0%9D%99%B1
\U0001D671
\u{1D671}
\uD835\uDE71
\1D671