1Birthday Sparkler Nails
@thehangeditIs it just me, or is this mani giving birthday sparkler candles? The iridescent shades and opal-like finish feel ultra-festive and very ready to party.
2Birthday Aura Nails
@lolo.naileditAura nails just feel so birthday-coded to me. They’re rooted in energy and mood, so they’re instantly a vibe—and totally customizable. Pick two (or more!) colors to match your birthday theme and go from there.
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3Birthday Star Nails
@themaniclubI’m not usually one for the spotlight, but on my birthday? I am the star of the show. Naturally, my nails should reflect that energy.
4Astrology Nails
@thehangeditI’m a Taurus through and through, so of course these made the list. I’m drawn to the pastel pinks and earthy greens (very on brand), but you can swap in your own zodiac symbols for a personalized, horoscope-forward mani.
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5Sherbet Nails
@lolo.naileditNot big on birthday cake? Go the ice cream—or sorbet—route instead. These pastel nails are sweet, playful, and perfect for any pastel-loving birthday girl.
6Rainbow Gemstones Nail Look
@akikonails_nycGemstones on your nails? Yeah, that’s a birthday mani if I’ve ever seen one. Bonus points if you choose stones that align with your birth month—hello, emeralds and amethysts.
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7Sparkly French Tips
@themaniclubEveryone deserves a little sparkle on their birthday. I don’t make the rules. These shimmery silver tips work with any outfit and offer a fun, elevated take on an ombré mani.
8Heart Confetti Nails
@overgloweditNothing says “celebrate” quite like confetti. This heart-shaped design feels festive year-round, but it’s especially perfect for February birthdays. Paired with chrome, it’s undeniably party-ready—and a great option if you prefer short, sweet nails.
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9Sweet Treat Manicure Design
@samrosenailsMaybe I’m just hungry, but these nails look like Nerds Gummy Clusters—and I mean that as the highest compliment. If my nails can double as candy inspo, I’m a very happy camper.
10Cherry Leopard Nail Design
@overgloweditTo me, cherries = celebrations. I can’t explain it, but it just makes sense. Mixing cherries with a hint of animal print gives you a playful, party-ready mani with a wild side.
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11Mismatched Birthday Nails
@tamaminailsYour birthday should be nothing but joyful, and these nails deliver exactly that. A mix-and-match mani packed with colors and patterns lets your personality shine—and works beautifully on any nail length.
12Pastel French Tips
@nickyynailssIf you’re dressing up for your birthday, your French manicure should get the memo. This rainbow version, finished with sparkly edges, feels extra celebratory. Want to level it up even more? Try a cat-eye French for added dimension and shimmer.
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13Polka Dot Nail Design
@samrosenailsMaybe it’s because they resemble confetti, but polka dots feel like the ultimate party mani. They transition seamlessly from day to night and happen to be one of the biggest nail trends right now. Plus, they’re super easy to DIY with a dotting tool.
14A 'Tini Bit Older Nails
@overgloweditA birthday martini is effortlessly chic—so why not match your nails to the vibe? If you’re hosting or attending a “tini bit older”–themed party, this design is spot-on.
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15Milky Manicure
@raelondonnailsSoap nails and milk bath nails are two of the hottest minimalist looks right now, and while they’re simple, they’re far from basic. If you love a clean-girl mani that works with everything (multiple birthday outfits included), this universally flattering style will carry you through the entire celebration.
Why trust ‘Cosmopolitan’?
Catharine Malzahn is a contributing beauty writer at Cosmopolitan with five years of experience researching and writing nail stories.

Catharine Malzahn is a contributing beauty writer at Cosmopolitan and was previously the beauty assistant at Good Housekeeping, Woman's Day, and Prevention.
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