Code point
U+03F6
Glyph appearance depends on your fonts.
U+03F6
SmU+03F6 GREEK REVERSED LUNATE EPSILON SYMBOL is a Unicode 16.0.0 character in the Math Symbol category. It belongs to the Greek and Coptic block.
Choose the representation you need, then copy its value.
U+03F6
1014
϶
϶
϶
CF B6
03F6
000003F6
%CF%B6
\u03F6
\u03F6
\u03F6
\03F6