Code point
U+1F3F4
Glyph appearance depends on your fonts.
U+1F3F4
SoU+1F3F4 WAVING BLACK FLAG is a Unicode 16.0.0 character in the Other Symbol category. It belongs to the Miscellaneous Symbols and Pictographs block.
Choose the representation you need, then copy its value.
U+1F3F4
127988
🏴
🏴
F0 9F 8F B4
D83C DFF4
0001F3F4
%F0%9F%8F%B4
\U0001F3F4
\u{1F3F4}
\uD83C\uDFF4
\1F3F4