As character names:

U+1F78B ROUND TARGET 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 158, hex 0x9E, octal \236, binary 10011110
This is continuation byte 2, expecting 1 more.

Byte number 4 is decimal 139, hex 0x8B, octal \213, binary 10001011
This is continuation byte 3, expecting 0 more.

U+1F78B	ROUND TARGET
	x (bullseye - 25CE)
	x (circled white bullet - 29BE)
	x (heavy circle with circle inside - 2B57)