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

Other days

china

China Day
kale

Kale Day
self appreciation

Self Appreciation Day
kiss a brunette

Kiss A Brunette Day
bounce

Bounce Day
camera

Camera Day
boyfriend

Boyfriend Day
kiss a ginger

Kiss A Ginger Day
lash

Lash Day
self care

Self Care Day