As character names:

U+01DB LATIN CAPITAL LETTER U WITH DIAERESIS AND GRAVE character (Ǜ)

As raw characters:

Ǜ

As a string of HTML entities:

Ǜ

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 155, hex 0x9B, octal \233, binary 10011011
This is continuation byte 1, expecting 0 more.

U+01DB	LATIN CAPITAL LETTER U WITH DIAERESIS AND GRAVE
	: 00DC 0300