The 6 fashion rules stylists say are worth breaking this fall

Fall fashion school is officially in session — but the so-called style rules you’ve lived with all your life? They’re getting expelled. If you want to wear white after Labor Day, pair black with brown or double down on denim, who’s going to stop you? Even the pros are on your side: Stylists agree that many of the do’s and don’ts we’ve followed for years are just outdated fashion folklore.

Tossing these no-nos aside can make your outfits feel fresher, cooler and much more you. So before you stock up on the usual autumnal shades, perfectly matched accessories and sensible staples, consider this your permission slip to shop — and dress — outside the lines. Here are six fashion rules stylists say are worth breaking this fall, plus the pieces that make being rebellious look seriously chic.

1. No white after Labor Day

Banning a whole color seems extreme because, well, it is. There’s no need to embrace such seasonal silliness. “This is such an old-school way of thinking about fashion!” says stylist Kendra Sharpe. “There are simply no rules when it comes to color. More than ever, we’re seeing winter whites, and Pantone’s Color of the Year, Cloud Dancer, leaning into that same soft neutral space.”

“White should be worn year-round; the key is shifting the texture for the season,” adds stylist Tara West. “Style white denim with substantial knits, or pair tailored white trousers with chocolate brown, camel, or burgundy. White brings freshness to a season often dominated by darker colors.”

If you’re still on the fence about the idea, consider testing the waters with an off-white shade like ecru instead. It gives you the same fresh vibe without feeling too summery.

2. Summer dresses are only for summer

“Summer dresses don’t need to disappear when the temperature drops,” says West. “Extend their life into the cooler months with tall boots, a chunky knit or a tailored jacket. The contrast between a lighter dress and heavier layers is what makes transitional dressing feel interesting and intentional.”

Sharpe agrees that changing leaves aren’t a signal to banish every linen, cotton and airy dress to the back of the closet. “Bring a cotton poplin dress into fall by adding a trench coat and boots. Simple, easy and instantly more seasonally appropriate,” she tells us.  You can also add tights, layer a fitted turtleneck underneath or reach for deeper seasonal shades to make a summery style feel right at home in fall. 

3. Shoes have to match your bag

This is one of those old-school fashion rules your grandmother may have sworn by, but there’s no reason your shoes and handbag need to be a perfect pair. In fact, matching them too closely can make an outfit feel overly coordinated.

Instead of going full-on matchy-matchy, West recommends choosing accessories in complementary colors, materials or textures. “It adds dimension and makes an outfit feel more personal. A burgundy bag with chocolate brown boots creates depth while remaining cohesive. Matching can be beautiful, but it should be a choice, not a requirement,” she says. 

4. Never mix black and brown

Once considered a major wardrobe faux pas, wearing black and brown together is now one of the easiest ways to make an outfit look quietly luxurious. West explains, “Brown and black are actually an incredibly sophisticated pairing, especially for fall. The warmth of brown softens the sharpness of black, while contrasting textures give the combination an elevated feel. Try a chocolate suede jacket over a black knit and trousers, or pair a black shirt or sweater with rich brown trousers.”

Fashion stylist Yana Echko agrees. “Chocolate brown with black is probably one of my favorite combinations because it feels softer and richer than just wearing all black. And I love mixing the textures too: Brown suede with black leather, black wool with a brown bag. They’re both neutrals, so for me there was never really a reason they shouldn’t work together.”

5. Don’t mix prints

Forget playing it safe — sometimes a little clashing energy is exactly what an outfit needs. Mixing prints can make even the simplest pieces feel more creative and fashion-forward. It’s “what the cool girls do. It takes a bit of practice, but once you know your way around it, the results are stylish and totally unique,” says Sharpe. 

Echko says the key to making different prints look cohesive is finding something that connects them. “It could be a color, the scale of the prints, or sometimes nothing obvious at all if the proportions feel right. Leopard and stripes, florals and checks, I would absolutely mix them. I don’t really believe everything has to match to work,” she explains. 

6. Denim on denim

Double denim may have once been considered a fashion don’t, but it’s time to give this jean-ius styling hack another try. “The ‘Canadian tuxedo’ is back and more trendy than ever,” says Sharpe. “The key is playing with contrasting washes or textures (light wash with dark, or a denim jacket with denim trousers in a different finish) so the pairing feels intentional rather than matchy.”

Of course, matching washes can work too — just choose pieces with clean silhouettes to make the combination feel more like a chic set than denim overload.