Code point
U+1F781
Glyph appearance depends on your fonts.
U+1F781
SoU+1F781 BLACK UP-POINTING ISOSCELES RIGHT TRIANGLE is a Unicode 16.0.0 character in the Other Symbol category. It belongs to the Geometric Shapes Extended block.
Choose the representation you need, then copy its value.
U+1F781
128897
🞁
🞁
F0 9F 9E 81
D83D DF81
0001F781
%F0%9F%9E%81
\U0001F781
\u{1F781}
\uD83D\uDF81
\1F781