InStyle.com

Fashion Week Spring 2010

Twitter

Bryan Bedder/Getty; Brian Zak/Sipa; Kevin Mazur/WireImage

Cobalt

Ciara's take on the peek-a-boo dress (left) was ultra-modern—and unexpected!—in deep cerulean, while Mary J. Blige added splash to slim trousers with a tie-front satin top in deep blue (center). Blake Lively (right) contrasted her vibrant Victoria Beckham Collection sheath with magenta jewels.

Shop this trend now!

Quick Links:

Most Popular on InStyle.com

Please Note: You may have disabled JavaScript and/or CSS. Although this news content will be accessible, certain functionality is unavailable.

Skip to news content.

What Not to Miss in InStyle’s NEW June Issue!

What Not to Miss in InStyle’s NEW June Issue! More

Pick Your Top Five Favorite Celebrity Bikinis in This Week’s A-List!

Pick Your Top Five Favorite Celebrity Bikinis in This Week’s A-List! More

InStyle Reader of the Week: Heather Cleary of Fort Lauderdale, Florida

InStyle Reader of the Week: Heather Cleary of Fort Lauderdale, Florida More

The Great Gatsby: New Cover, Same Book — Check It Out

The Great Gatsby: New Cover, Same Book — Check It Out More

This Is How CW Stars Party! See AnnaSophia Robb, Nina Dobrev, and More

This Is How CW Stars Party! See AnnaSophia Robb, Nina Dobrev, and More More

#FollowFriday Cannes Film Festival Edition: Who to Follow on Instagram

#FollowFriday Cannes Film Festival Edition: Who to Follow on Instagram More

Come and Get It! See Selena Gomez’s Two InStyle Covers

Come and Get It! See Selena Gomez’s Two InStyle Covers More

Today Is Your Last Day to Get a 20% Discount on Our Best Beauty Buys

Today Is Your Last Day to Get a 20% Discount on Our Best Beauty Buys More

Carey Mulligan, Rooney Mara, and Nicole Kidman Party with Calvin Klein in Cannes

Carey Mulligan, Rooney Mara, and Nicole Kidman Party with Calvin Klein in Cannes More

Cannes Film Festival 2013 Fashion Update: The Bling Ring Premiere With Emma Watson

Cannes Film Festival 2013 Fashion Update: The Bling Ring Premiere With Emma Watson More

Hottest Star Trends

BACK

7 of 9

NEXT

Cobalt

See More:

UP NEXT:Plunging V-Necks

SEE ALL LOOKS

Advertisement

Look of the Day

Emma Stone

Emma Stone lunched in Michael Kors

TRENDS THIS SEASON

Sites We Love

InStyle.com is part of the Time Inc. Style Network Copyright © Time Inc. InStyle is a registered trademark of Time Inc. All rights reserved.