As character names:

U+2764 HEAVY BLACK HEART character (❤)

As raw characters:

❤

As a string of HTML entities:

❤

Decoder output:

Byte number 1 is decimal 226, hex 0xE2, octal \342, binary 11100010
This is the first byte of a 3 byte sequence.

Byte number 2 is decimal 157, hex 0x9D, octal \235, binary 10011101
This is continuation byte 1, expecting 1 more.

Byte number 3 is decimal 164, hex 0xA4, octal \244, binary 10100100
This is continuation byte 2, expecting 0 more.

U+2764	HEAVY BLACK HEART
	* displayed with a red color when used in emoji style
	x (black heart suit - 2665)
	x (black heart - 1F5A4)
	x (white heart - 1F90D)