Colette CL5110 dresses are offered in Aqua, Lilac, Pink, Purple. $549 is the Formal Approach best price guarantee for style CL5110 by Colette. Shop with confidence, Formal Approach is an authorized Colette prom dress store. Colette CL5110 is offered in sizes: D0, 0, 2, 4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24.