As character names:

U+023F LATIN SMALL LETTER S WITH SWASH TAIL character (ȿ)

As raw characters:

ȿ

As a string of HTML entities:

ȿ

Decoder output:

Byte number 1 is decimal 200, hex 0xC8, octal \310, binary 11001000
This is the first byte of a 2 byte sequence.

Byte number 2 is decimal 191, hex 0xBF, octal \277, binary 10111111
This is continuation byte 1, expecting 0 more.

U+023F	LATIN SMALL LETTER S WITH SWASH TAIL
	* voiceless labio-alveolar fricative
	* uppercase is 2C7E
	x (latin small letter s with hook - 0282)