As character names:

U+1F60D SMILING FACE WITH HEART-SHAPED EYES character (😍)

As raw characters:

😍

As a string of HTML entities:

😍

Decoder output:

Byte number 1 is decimal 240, hex 0xF0, octal \360, binary 11110000
This is the first byte of a 4 byte sequence.

Byte number 2 is decimal 159, hex 0x9F, octal \237, binary 10011111
This is continuation byte 1, expecting 2 more.

Byte number 3 is decimal 152, hex 0x98, octal \230, binary 10011000
This is continuation byte 2, expecting 1 more.

Byte number 4 is decimal 141, hex 0x8D, octal \215, binary 10001101
This is continuation byte 3, expecting 0 more.

U+1F60D	SMILING FACE WITH HEART-SHAPED EYES