For an ultra-crisp effect, choose pieces in the same shades, butmix texturesto catch the eye.
Purse, Prada, $1,050.
(Our model is channeling ’60s It Girl Twiggy, whose iconic style was fun personified.)

Asedate colormakes a midthigh hem demure enough for day.
Civilized plaid feels freewheeling in turquoiseeven if you’re parked at a desk.
Dress, $2,690, and boots, $2,400, Prada.

Sweater, J.Crew, $168.
To punch up your look even more, opt for uberbright tights.
Dress, Jill Stuart, $825.

T-shirt, Mai, $245.
Necklace, Marc by Marc Jacobs, $168.
Watch, Cartier, $31,250.

Simple shapeslike the A-line and shiftcanbe worn countless ways.
Dress, Tibi, $629.
Scarf, Missoni, $440.

Bag, Radley London, $278.
Gloves, Portolano Products, $100.
Tights, Fogal, $43.

(Hi there, fuchsia!)
Worn with a floaty floral dress, they lend retro charm.
Flirty touches like bows add to the whimsical spirit.

A variety of weaves (delicate, chunky) gives this one range.
Wear it with a woolly tweed or a sleek slip skirt.Solid whiteis the perfect canvas for patterned accessories.
Sweater, $90, Banana Republic.

Hair bow, L. Erickson, $42.
Bag, Michael Kors, $995.
Dare to combine jewel tones.

Orange, pink and purple?
Then ground the look with streamlined blackaccessories.
Monday mornings just got cheerier.
Jacket, $455, blouse, $295, and skirt, $325, Milly.
Sunglasses, Dior, $295.
Bag, Chanel, $3,715.
Dress, Peter Som, $1,150.
Necklace, Marc Jacobs, $495.
Watch, Chanel, $3,750.
Bag, Kate Spade New York, $395.