Code point
U+A678
A dotted circle is included to make this combining mark visible.
U+A678
MnU+A678 COMBINING CYRILLIC LETTER HARD SIGN is a Unicode 16.0.0 character in the Nonspacing Mark category. It belongs to the Cyrillic Extended-B block.
Choose the representation you need, then copy its value.
U+A678
42616
ꙸ
ꙸ
EA 99 B8
A678
0000A678
%EA%99%B8
\uA678
\uA678
\uA678
\A678