Colette CL8230 dresses are offered in Periwinkle. $459 is the Formal Approach best price guarantee for style CL8230 by Colette. Shop with confidence, Formal Approach is an authorized Colette prom dress store. Colette CL8230 is offered in sizes: 00, 0, 2, 4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24.