As character names:

U+25B6 BLACK RIGHT-POINTING TRIANGLE 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 150, hex 0x96, octal \226, binary 10010110
This is continuation byte 1, expecting 1 more.

Byte number 3 is decimal 182, hex 0xB6, octal \266, binary 10110110
This is continuation byte 2, expecting 0 more.

U+25B6	BLACK RIGHT-POINTING TRIANGLE
	x (black medium right-pointing triangle - 23F5)
	x (black medium right-pointing triangle centred - 2BC8)