As character names:

U+01FF LATIN SMALL LETTER O WITH STROKE AND ACUTE character (ǿ)

As raw characters:

ǿ

As a string of HTML entities:

ǿ

Decoder output:

Byte number 1 is decimal 199, hex 0xC7, octal \307, binary 11000111
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+01FF	LATIN SMALL LETTER O WITH STROKE AND ACUTE
	: 00F8 0301