Oops, it doesn't look like 'red out day' is a national day..

Other days

law

Law Day
hoodie

Hoodie Day
ormille

Ormille Day
fiancee

Fiancee Day
prosecco

Prosecco Day
boy friend

Boy Friend Day
china

China Day
bow tie

Bow Tie Day
ruby

Ruby Day
ponytail

Ponytail Day