Sexy Stars: Elizabeth Hurley, Brie Larson and more rock red ensembles

Celebs were totally loving the color red this week -- and for good reason!

Hollywood's biggest stars showed their support for International Women's Day on March 8 by sporting their most head-turning red outfits! Brie Larson, Susan Lucci and Elizabeth Hurley were some of the many who dazzled in the bright hue.

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Sexy Stars: Week of March 6
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Sexy Stars: Week of March 6

Lady in red! Elizabeth Hurley's cleavage spills out of her lacy knee-length frock.

(Photo by Karwai Tang/WireImage)

Susan Lucci flaunts her tiny frame in a sophisticated strapless frock with matching pointy pumps.

(Photo by Monica Schipper/WireImage)

Stunning! Brie Larson looked gorgeous in a metallic red dress that she wore with some black heels.

(Photo by Jeffrey Mayer/WireImage)

Julianne Hough flaunted her toned pins in a two-toned skirt and top combo.

(Photo by Noel Vasquez/Getty Images)

Elisha Cuthbert committed a bit of a fashion faux pas with her sheer top, but she looked stunning nonetheless.

(Photo by George Pimentel/Getty Images)

Hottie! Felicity Huffman showed how to rock a dress with a plunging neckline.

(Photo by Ben Gabbe/Getty Images)

Michelle Dockery is a total babe in high-waisted black pants with a black-and-white tank.

(Photo by Andrew Toth/FilmMagic)

Kristen Stewart sported a new 'do this week, but we can't stop looking at that dreamy dress!

(Photo by Mark Sagliocco/FilmMagic)

She does it again! Felicity Huffman was a vision in a white ensemble that hugged her curvaceous figure.

(Photo by Steve Zak Photography/FilmMagic)

Kristen Stewart gave a little peak at her toned abs in a crop top that she paired with high-waisted pants.

(Photo by Jon Kopaloff/FilmMagic)

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Meanwhile, Kristen Stewart hit several red carpets for the premiere of her new movie, "Personal Shopper." The actress showed off her new platinum blonde buzz cut with a slew of eye-catching ensembles, including out personal favorite -- a shimmery halter floor-length dress.

Check out the week's hottest looks in the slideshow above!

RELATED: All the hottest celebrity sightings of the week:

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Celeb Spotter 008: Stars go to Paris Fashion Week
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Celeb Spotter 008: Stars go to Paris Fashion Week
Gigi Hadid flashed her bra in a totally sheer top at the V Magazine PFW dinner. (Photo by Marc Piasecki/GC Images)
Nicki Minaj rocked super long extensions and a major pushup bra at the V Magazine dinner during Paris Fashion Week. (Photo by Marc Piasecki/GC Images)
Bella Hadid rocked a pretty bralette in this all-black ensemble during PFW. (Photo by Marc Piasecki/GC Images)
Kristen Stewart smoked a cigarette in her SUV while making the rounds in New York City. (Photo by James Devaney/GC Images)
We were obsessed with Keri Russell's pink shoe and sock combo that she paired with an oversized black sweater. (Photo by Raymond Hall/GC Images)
Mario Lopez and Julianne Hough had some fun on set in L.A. this week. (Photo by Paul Archuleta/GC Images)
Amal Clooney was a total vision in yellow during her appearance at the United Nations on Thursday. (Photo by XPX/Star Max/GC Images)
Pierce Brosnan was as handsome as ever while out and about in Los Angeles this week. (Photo by Hollywood To You/Star Max/GC Images)
Kendall Jenner rocked varying shades of brown as she entered the Miu Miu show at Paris Fashion Week. (Photo by Mehdi Taamallah / Nurphoto)
Bethenny Frankel rocked a super trendy, casual NYC look while running errands this week. (Photo by Raymond Hall/GC Images)
Emma Watson rocked a shirtless blazer ensemble while entering "Jimmy Kimmel Live!" this week. (Photo by RB/Bauer-Griffin/GC Images)
Christina Milian narrowly avoided a wardrobe malfunction in this green satin dress with cutouts while arriving at The Nice Guy. (Photo by wowcelebritytv/Bauer-Griffin/GC Images)
Pamela Anderson flaunted major cleavage at the Vivienne Westwood show during Paris Fashion Week. (Photo by Danny Martindale/GC Images)
Gigi Hadid looked incredible in this biker-inspired look that she topped off with an incredible, hot pink coat. (Photo by Marc Piasecki/GC Images)

Julianne Hough was glowing after her bachelorette party weekend! What happened to her toe, though?

(Photo by starzfly/Bauer-Griffin/GC Images)

Spike Lee got into it at the Golden State Warriors Vs. New York Knicks game at MSG. (Photo by James Devaney/Getty Images )
Singing legend Chaka Khan showed off her massive red hair while out in Los Angeles. (Photo by Hollywood To You/Star Max/GC Images)
Kendall Jenner donned a racy, see-through leotard over ripped jeans at Paris Fashion Week. (Photo by Mehdi Taamallah / Nurphoto)
Amy Schumer indulged in some morning coffee in SoHo this week. (Photo by Raymond Hall/GC Images)
Cara Delevigne was fashion-forward at the Chanel show at Paris Fashion Week. (Photo by Jacopo Raule/GC Images)
We don't think Dita Von Teese brings enough luggage with her when she travels. (Photo by starzfly/Bauer-Griffin/GC Images)
Joe Jonas and girlfriend Sophie Turner held hands when they landed in Paris. (Photo by Marc Piasecki/GC Images)
Olivia Palermo rocked some serious bell bottoms at Paris Fashion Week. (Photo by Danny Martindale/GC Images)
Nick Jonas looked very dapper when arriving at the V Magazine dinner in Paris. (Photo by Marc Piasecki/GC Images)
Bella Hadid attended the Chanel show at PFW in a gray ensemble with a waist-high slit. (Photo by Danny Martindale/GC Images)
Emily Ratajkowski buttoned up for Miu Miu at PFW. (Photo by Danny Martindale/GC Images)
Michelle Williams was all about leather outside the Louis Vuitton show at Paris Fashion Week. (Photo by Jacopo Raule/GC Images)
Jennifer Connelly looked sleek and gorgeous at the Louis Vuitton PFW show. (Photo by Jacopo Raule/GC Images)
Anna Wintour put a smile on her face for Louis Vuitton. (Photo by Jacopo Raule/GC Images)
Pharrell rocked the trend of the moment -- red Adidas track pants -- at Paris Fashion Week. (Photo by Jacopo Raule/GC Images)
Rita Ora looked completely fierce walking into the Chanel show at PFW. (Photo by Pierre Suu/GC Images)
Bella Hadid continued her trend of rocking monochromatic ensembles at Paris Fashion Week with this royal blue look. (Photo by Mehdi Taamallah / Nurphoto)
"Dance Moms" alum Maddie Ziegler stepped out looking super grown up in NYC. (Photo by Raymond Hall/GC Images)
Winnie Harlow channeled her inner boxer at The Nice Guy this week. (Photo by BG001/Bauer-Griffin/GC Images)
Tom Hiddleston was all smiles at AOL Build this week. (Photo by Raymond Hall/GC Images)
Karlie Kloss rocked some exaggerated red pants while out and about in NYC. (Photo by Josiah Kamau/BuzzFoto via Getty Images)
Nikki Reed and Ian Somerhalder held hands walking into "Jimmy Kimmel Live!" earlier this week. (Photo by RB/Bauer-Griffin/GC Images)
Bella Hadid was a vision in white during Paris Fashion Week. (Photo by Marc Piasecki/GC Images)
Emma Watson donned a chic satin ensemble at "Jimmy Kimmel Live!" (Photo by RB/Bauer-Griffin/GC Images)
Reese Witherspoon grabbed some iced tea from Starbucks in L.A. this week in a cute all-black outfit. (Photo by BG004/Bauer-Griffin/GC Images)
Rita Ora didn't let the rain stop her from doing her thing at Paris Fashion Week. (Photo by Marc Piasecki/GC Images)
Justin Theroux was the epitome of cool at LAX. (Photo by starzfly/Bauer-Griffin/GC Images)
Pamela Anderson was all smiles in a chic ensemble when she stepped out in London. (Photo by Ricky Vigil M/GC Images)
Kristen Stewart showed off her brand new buzzcut this week while promoting her new film "Personal Shopper" in NYC. (Photo by NCP/Star Max/GC Images)
Jessica Alba arrived at "Jimmy Kimmel Live!" in a army green jumpsuit that weren't not into... (Photo by RB/Bauer-Griffin/GC Images)
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