June 23rd, National Pink Day colors the world in vibrant shades of pink & explores everything 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. The color pink combined with white or pale blue is most commonly associated with femininity, sensitivity, tenderness, childhood & the romantic. Pink, when combined with violet or black is associated with eroticism & seduction. Pink Snapdragon flowers.