Oops, it doesn't look like 'orange wine day' is a national day..

Other days

slime

Slime Day
boba

Boba Day
buddy

Buddy Day
lash

Lash Day
ponytail

Ponytail Day
ruby

Ruby Day
girl friend

Girl Friend Day
brow

Brow Day
bow tie

Bow Tie Day
tell a fairytale

Tell A Fairytale Day