As character names:

U+1F3B5 MUSICAL NOTE 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 142, hex 0x8E, octal \216, binary 10001110
This is continuation byte 2, expecting 1 more.

Byte number 4 is decimal 181, hex 0xB5, octal \265, binary 10110101
This is continuation byte 3, expecting 0 more.

U+1F3B5	MUSICAL NOTE
	= music, being in good mood
	x (eighth note - 266A)