Urban Decay Flatline is a slightly cool-toned, very light pink with a pearl finish. It is a limited edition eyeshadow that retails for $19.00 and contains 0.05 oz.
Flatline is described as a "metallic pale pink." It's a brightened, light pink with warm, yellowish undertones and a metallic sheen. It had good color payoff with a soft, blendable texture. The color started to fade after eight hours. Make Up For Ever I872 Pearly Pink (DC, $21.00) is less shimmery (95% similar). Too Faced Pink Pearl (LE, $16.00) is warmer (95% similar). MAC Plumluxe #2 (PiP, ) is more shimmery, darker (95% similar). MAC A Party of Pastels #2 (PiP, $21.00) is darker (95% similar). MAC Harpooned Heart (LE, $17.00) is darker (95% similar). Shiseido Mist (WT 901) (P, $25.00) is more shimmery (95% similar). Guerlain Rose Barbare #1 (DC, ) is less shimmery (95% similar). Tarina Tarantino Diamond Dusk #2 (DC, ) is more shimmery (95% similar). Urban Decay Lily (LE, $19.00) is lighter (95% similar). Chanel Tisse Rhapsodie #2 (LE, ) is lighter (95% similar). MAC Ready to Party (P, $20.00) is less shimmery (95% similar). Tarina Tarantino Delightful #3 (DC, ) is more shimmery (95% similar). Dior Blazing Gold #2 (LE, ) is more shimmery (95% similar). Dior Jardin #4 (PiP, ) is warmer (95% similar). KVD Beauty Instaglam (LE, ) is warmer (95% similar). Tarina Tarantino Violet Storm #2 (DC, ) is more shimmery (95% similar). ColourPop Sugar Plum (LE, $6.00) is lighter (95% similar). Chanel City Lights #2 (LE, ) is warmer (90% similar). Ulta Pink (P, $10.00) is darker, warmer (90% similar). Clarins Garden Escape #5 (LE, ) is darker, warmer (90% similar). Top 20 dupes listed, see the rest. See comparison swatches / view dupes side-by-side.
FURTHER READING: Formula Overview, which is a detailed review of the range as a whole.
Urban Decay’s groundbreaking new eye shadow formula. This reformulation of Urban Decay’s eye shadow features even softer, amazingly velvety texture; richer, more dense and decadent color; smoother, more uniform pigment distribution and blendability; and longer-lasting, more crease-free wear. The new line of shadows features a completely revamped assortment of shades, new textures, and a totally redesigned token compact. The secret to the new formula is Urban Decay’s Pigment Infusion System™, a vehicle for color that holds tightly to pigment and gives the formula its glide. The proprietory blend of ingredients allows color to weave itself through the formula resulting in insane color payout, color that stays on your lids, and sparkle that doesn’t fall. The amazing technology works for every shade and finish. Every Urban Decay shade is silky, blendable, and stays put.