In cosmetics and personal care products, Red 27 (D&C Red No. 27) and Red 27 Lake are colorants used in the formulation of blushers, lipsticks, foundations and other makeup products. Red 27 is a color belonging to the fluoran class. The fluoran colors are characterized by fluorescence when exposed to light and tend to brighten the appearance of the product in addition to having a red hue. As a fluorescein color, it exhibits fluorescence properties which means that the absorption of light triggers the emission of light with a longer wavelength. This can have the effect of making the product appear to glow