As character names:

U+031E COMBINING DOWN TACK BELOW character (̞)

As raw characters:

̞

As a string of HTML entities:

̞

Decoder output:

Byte number 1 is decimal 204, hex 0xCC, octal \314, binary 11001100
This is the first byte of a 2 byte sequence.

Byte number 2 is decimal 158, hex 0x9E, octal \236, binary 10011110
This is continuation byte 1, expecting 0 more.

U+031E	COMBINING DOWN TACK BELOW
	* IPA: vowel lowering or opening
	x (modifier letter down tack - 02D5)