National Pink Day is June 23rd, set aside for the color pink and all it represents. First used as a color name in the late 17th century, pink is a pale red color which got its name from a flower of same name. United States and Europe indicate the color pink combined with white or pale blue is most commonly associated with femininity, sensitivity, tenderness, childhood and the romantic. Pink, when combined with violet or black is associated with eroticism and seduction. Shades of pink roses.