On that note, I've been thinking a lot about internal collage within an outfits-- the mish-mash of colors, textures, patterns, and silhouettes to create a layered and complex costume entirely your own. Susie Bubble is the unmitigated queen of this.
Also Rodarte comes to mind:
But this is not something that comes naturally to me at all. Instinctually I'm drawn towards black and darker neutrals, forest greens, and deep purples... but alas I've been thinking about this and it's something I aspire to for this Spring!