As character names:

U+0181 LATIN CAPITAL LETTER B WITH HOOK character (Ɓ)

As raw characters:

Ɓ

As a string of HTML entities:

Ɓ

Decoder output:

Byte number 1 is decimal 198, hex 0xC6, octal \306, binary 11000110
This is the first byte of a 2 byte sequence.

Byte number 2 is decimal 129, hex 0x81, octal \201, binary 10000001
This is continuation byte 1, expecting 0 more.

U+0181	LATIN CAPITAL LETTER B WITH HOOK
	* Zulu, Pan-Nigerian alphabet
	* lowercase is 0253