Author: Henry

September is the ultimate in-between month in both fashion and beauty—not quite summer and not yet autumn—which can make choosing a transitional nail colour tricky. Fortunately, this year’s September nail trends offer plenty of middle ground. “September is always an interesting month for nails because we’re transitioning from summer into autumn, so clients tend to want colours that feel richer without going completely dark,” says nail artist Ashleigh Bamber. “I think we’re going to see a lot of glossy finishes and saturated shades that still have a bit of brightness to them.”

And she isn’t wrong. From gemstone-inspired jewel tones and deep, almost-black cherry to unexpected pops of sunny yellow and juicy peach, this month’s standout shades are anything but one-note. “There’s definitely a move towards colours that feel really unique and intentional,” Bamber says. “Whether that’s a rich chocolate brown or a bold yellow, people are being a little more adventurous with colour whilst still keeping the overall manicure polished.” Below, I’ve rounded up the six September nail colours that I predict will be everywhere this month.

1. Jewel Tones

Think emerald green, sapphire blue, amethyst purple and rich ruby red—colours that feel saturated and expensive without automatically reading as festive. “Jewel tones are such a great way to add depth to your manicure,” says Bamber. “They feel bold, but because they’re inspired by colours you’d naturally see in nature, they still look really sophisticated.” Keep things simple with one shade across every nail, or lean into the trend with a subtle magnetic or high-shine finish to really bring out the dimension.

2. Deep Cherry

A classic red manicure will never go out of style, but September is the ideal time to take things a little darker. Deep cherry sits somewhere between a true red and a rich burgundy, making it a particularly good option if you’re not quite ready to go full wine or oxblood. “I love deep cherry because it can look almost black in some lights and then reveals that beautiful red tone,” says Bamber. The key is to keep the finish incredibly glossy, which gives the shade that almost lacquered, glass-like effect. Wear it on short, neat nails for something timeless, or on an almond shape for a slightly more dramatic look.

3. Sunny Yellow

Yellow may not be the first colour that comes to mind when you think of September, but I think it’s the perfect nod to the end of summer. Rather than the softer butter and pastel shades that dominated earlier in the year, think brighter, sunnier yellows that feel like one last hit of warm-weather optimism. “September doesn’t have to mean putting away every bright colour you own,” says Bamber. “A sunny yellow can look so good at this time of year, especially when paired with a really glossy finish.” If a full yellow manicure feels like a little too much, try it as a French tip or incorporate it into a simple nail-art design.

4. Juicy Peach

Warmer than a traditional nude but softer than a bright orange, peach strikes exactly the right balance for this sometimes awkward in-between season. “Peach is one of those shades that can look really fresh and healthy on the nails,” says Bamber. “I think the key is choosing a slightly warmer, juicier tone rather than anything too pastel.” A sheer, glossy peach is particularly chic if you’re after a low-maintenance manicure, while a more opaque version offers a subtle but still playful alternative to your usual neutral.

5. Chocolate Brown

Chocolate brown has already proved itself to be one of 2026’s biggest nail colours, and I don’t see that changing any time soon—in fact, I think it’s perfect for autumn. And, as an added bonus, it works beautifully across every nail length and shape. “Chocolate brown is such an easy colour to wear because it still acts almost like a neutral,” says Bamber. “It looks great on its own, but you can also use it for French tips or pair it with a sheer base.” My preferred way to wear it? Short, rounded nails and an ultra-glossy top coat.

6. Khaki Green

If bright summer greens feel a little too playful for September but you’re not quite ready for a deep forest shade, khaki is the answer. Earthy, muted, and surprisingly versatile, it brings something a little different to the usual rotation of reds, browns and berry tones. “Khaki green is a really nice transitional shade because it has that earthy autumn feel without being too dark,” says Bamber. “It also looks amazing with a shimmer finish, which keeps it feeling modern.”

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When you’re afflicted with trend whiplash, there is always safety in falling back on timeless autumn fashion trends. These are the pieces that—regardless of what’s all over your social feeds—will complete your autumn capsule wardrobe and make you feel put-together and ready for the season. Though many pieces could warrant the classification of “timeless”, I’ve curated a succinct list of six that feel incredibly pertinent to autumn dressing.

To transcend the label of trend and truly wedge themselves into the hard-earned title of timeless, I’ve set three standards. Pieces must be versatile, seasonal, and rewearable. This means that they work in a large number of cold-weather outfits but can adapt to your own style changes over time. They should also sit at a level of quality that allows them to be reworn over and over. Some items out there hit one or two, but the following pieces easily pass with all three in hand.

In autumn, jackets and knitwear are often top of mind. Leather jackets and Fair Isle jumpers have proven their inclusion simply by how long they’ve been around and how consistently they’ve captured the attention of fashion tastemakers. Accessories-wise, gathered loafers and suede bags are unsurprising additions to the list. You’ll also find dark-wash denim and button-down shirts. Together, they paint the foundations of a timeless autumn wardrobe.

From jackets and trousers to shoes and bags, here are six timeless autumn fashion trends you can rely on for the foreseeable future.

6 Timeless Autumn Fashion Trends to Wear in 2026

1. Suede Bags

Style Notes: One of the defining materials of autumn is leather and its many forms—including the soft and velvety suede. It is patent leather’s gentler counterpart, which feels right at home in a wardrobe full of cosy textures, from wool jumpers to well-worn denim. One of the best ways of working this in, and one of the most timeless, is a suede bag. Even the most structured silhouettes add softness to an edgy leather jacket or complement the flow and movement of a jewel-toned maxi dress. Every single year as autumn rolls around, you’ll find yourself reaching for it once more.

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2. Leather Jackets

Style Notes: As an avid collector of outerwear, I’ve found that investing in a quality leather jacket is one of the best decisions you can make. Leather jackets are ideal for autumn, as they provide just enough warmth without feeling like a winter coat. Not only that, but they’re somewhat of an enigma and full of delightful contrasts. They’re structured but have just enough slouch. They look good with a more casual autumn shirt-and-jeans outfit, but also elevate your more sophisticated looks featuring wool trousers and silk slip skirts. In essence, they’re the jacket you’ll always reach for, whether in a hurry or slowly piecing together an outfit that makes you feel a little bit cooler.

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3. Indigo Jeans

Style Notes: Dark denim devotees, please rise. I know jeans trends come and go, but the darkest blue pairs will never feel out of place in your capsule wardrobe. Though jeans feel casual in most respects, there is something inherently elegant and sleek about the indigo shade. A pair looks equally as wonderful with a crisp button-down as it does with a white T-shirt or soft cashmere knit. They’re also the most luxurious-looking choice for double-denim outfits or for wearing beneath a leather jacket.

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4. Fair Isle Sweaters

Style Notes: You’re not short on choices for knitwear when it comes to autumn, but if it’s timeless you’re after, it’s hard to overlook Fair Isle knits. Despite being the most remote inhabited island in the UK, Fair Isle developed one of the most recognisable patterns that hasn’t lost its charm in centuries. The diamond shapes and patterns characteristic of these jumpers help bring any outfit to life with more colour and texture. Wear yours with jeans, leather skirts or over top of long dresses.

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5. Button-Down Shirts

Style Notes: Not every garment earns icon status, nor the title of eternally timeless, but the two that always spring to mind are little black dresses and button-down shirts. The latter is a year-round favourite that consistently delivers and transforms itself into what we need, whether that’s a linen swimsuit cover-up in the summer or a staple shirt in the autumn. Despite it being a classic, over the years, it has expanded into a much larger pool of options, from shirts with side ties and belts to unique darting and pockets. When you’re putting together a transitional wardrobe, this piece is foundational.

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6. Gathered Loafers

Style Notes: Saint Laurent’s Le Loafer is a fashion person staple, and this style of gathered loafer will never lead you astray. Like boots, loafers are emblematic of autumn, and there are so many designer loafers and high-street styles to choose from. For a timeless autumn uniform, loafers with dark jeans and a wool or leather jacket is the formula for feeling put-together in moments. For days in the office, add a button-down and tailored trousers.

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We’re at that point in the year when many of us are refining our capsule wardrobes, and personally, I’m pretty proud of mine. Over the years, I’ve hand-selected pieces to serve as the foundation of my elegant wardrobe, putting each addition through a series of tests before it officially claims its spot. Now, my line-up is almost complete, and if you took a peek at my collection, you’d notice that the majority of my staples come from Reformation. And if you’re wondering which Reformation staples are worth it, these are the tried-and-tested pieces I swear by.

Bringing together classic designs, trending details and high-quality fabrics, Reformation is able to balance timeless and trending in equal measure. Think the application of a modern neckline to a timeless knit, or a loose silhouette to staple trousers, and Reformation knows that a small adjustment can make a big impact. Whilst the brand is known for the beautiful dresses consistently spotted throughout the warmer months and at every wedding we attend, Reformation excels in every single category. Trust me, I’ve tried it all.

Throughout the year, jeans are always a feature of my capsule wardrobe, and Reformation’s lineup has seriously impressed me. For loose styles, look to the Cary, or if you prefer a straighter fit, you’ll want to consider the beloved Cynthia jeans, which also come in petite lengths if you’re on the shorter side like me. Whilst the jeans-and-a-nice-top duo is renowned, finding that nice top can often feel like the tricky part, but Reformation’s styles always look the part. The Dusk Knit, a simple tank with a sleek high neckline, is a frequent part of my workwear and weekend outfits, and the Avery Knit Top is my go-to for evening.

Of course, I have to mention the Mason Pants, a staple in so many editors’ and fashion people’s wardrobes. The cut, the fit and the feel of the fabric have cemented these as my favourite tailored trousers, and they also come in shorter lengths (at 5’2″, I opt for the petite version). Whilst I’d never wish away the summer sun, I am quietly excited to pull out my soft Reformation knits, from the reliable Clara cardigan to the sumptuous Cove jumper; both have seen me through the past few winters with ease. They’re the kind of investment piece that you find yourself reaching for every crisp winter morning, and suddenly can’t remember what you wore before.

Alongside, there are a few accessories that can hold their own against moving trends. The Blaine ballet flats joined my wardrobe at the start of summer, and have been the comfortable and chic companion to my dresses, tailored shorts and loose denim all season long. Together, these pieces make up a refined capsule wardrobe, though just one can bring an instant hit of timeless polish to your outfit builds. Scroll on to explore the best Reformation capsule wardrobe staples from an editor who personally tested them.

Shop the Worthwhile Reformation Capsule Staples for 2026

Shop More Timeless Reformation Buys

It’s no secret that the perfect accessories take your favorite looks to the next level. As a shopping editor and self-proclaimed accessories lover, I’m in a uniquely great position to recommend a handful of gorgeous shoes and accessories buys that I’ve stumbled upon recently. I’ve curated a short list of some new accessory arrivals that I’m loving at the moment.

Yes, you can find your new favorite piece to be the cherry on top of your next outfit. In the mix, you can find a range of on-trend shoes, jewelry, handbags, and more. Keep scrolling to uncover your new favorite shoes and accessory finds today.

Shop Editor-Approved Shoe and Accessories Picks