As character names:

U+27E1 WHITE CONCAVE-SIDED DIAMOND 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 159, hex 0x9F, octal \237, binary 10011111
This is continuation byte 1, expecting 1 more.

Byte number 3 is decimal 161, hex 0xA1, octal \241, binary 10100001
This is continuation byte 2, expecting 0 more.

U+27E1	WHITE CONCAVE-SIDED DIAMOND
	= never (modal operator)
	x (white diamond - 25C7)