Stars and fashion from the red carpet

If the Oscars gave out an award for best dressed, it would be the most hotly contested prize of the night.

Hollywood's biggest stars turned on the style as they walked the red carpet for the glittering ceremony in Los Angeles on Sunday.

They included One Battle After Another'sChase Infiniti(below), who has announced herself as both a major actress and a fashion icon this year, and who wore a lavender custom Louis Vuitton gown.

Rose Byrne, who was nominated for If I Had Legs I'd Kick You, wore a black custom Dior dress embroidered with an intricate floral pattern.

Hamnet starJessie Buckleycapped off an awards campaign for the ages in red and pink - a change from her usually subdued colour palette.

British actressWunmi Mosaku, nominated for best supporting actress for Sinners, cradled her baby bump in a glittering gown with a cut-out shoulder.

Norwegian actressRenate Reinsve, nominated for Sentimental Value, has favoured Louis Vuitton throughout her awards season campaign.

For the Oscars, she wore a simple yet striking custom red Louis Vuitton dress by Nicolas Ghesquiere.

Demi Moore, last year nominated for her daring comeback role in The Substance, went full-on in feathers in a Gucci creation.

Best actress nomineeEmma Stonearrived in a shimmering oyster Louis Vuitton gown.

Kate Hudson, who was nominated for best actress for Song Sung Blue, arrived with her mumGoldie Hawn- 56 years after she won an Oscar for Cactus Flower.

Teyana Taylor, as notable in awards season for her fashion choices as her performance in One Battle After Another, wore black-and-white custom Chanel.

One Battle After Another starLeonardo DiCaprioopted for a traditional black tuxedo, while fellow best actor nomineeTimothée Chalamet, nominated for Marty Supreme, went for all white.

Sinners starMichael B Jordanended up beating them both to the best actor award.

Pedro Pascal's oversized white floral brooch was so large he had no room for his bow tie or tuxedo.

Hamnet actorPaul Mescalcame with his girlfriend, singerGracie Abrams.

Sinners starLi Jun Liturned heads in a sleek swirled Gaurav Gupta creation.

Hamnet directorChloe Zhaowore one of the night's most dramatic outfits - a theatrical black design complete with gaping bell sleeves and veil by Gabriela Hearst.

Weapons starAmy Madiganwon best supporting actress, four decades after her last (and only other) Oscar nomination, for Twice in a Lifetime.

Marty Supreme starOdessa A'zion(below right) walked the red carpet wearing an embellished black gown, alongside best supporting actress nomineeInga Ibsdotter Lilleaas(left), from Sentimental Value.

Lilleaas's co-star and fellow nomineeElle Fanningwore a white princess gown by Givenchy.

Jack O'Connellsported some vampire vangs in keeping with the theme of Sinners.

Last year's best actress winnerMikey Madisonappeared to have matched her velvet gown to the red carpet.

The stars behind the KPop Demon Hunters music -Rei Ami, Ejae, and Audrey Nuna– walked the red carpet before performing their mega-hit Golden during the ceremony.

Marty Supreme actressGwyneth Paltrow, dressed in a white gown cut down the side, presented a category during the ceremony.

And former Oscar winnerNicole Kidman, wearing a Chanel gown, was enlisted to present an award during the ceremony.

Australian actorJacob Elordiwas nominated for best supporting actor for Frankenstein.

Succession starKieran Culkinis no stranger to awards season, having swept the supporting actor category last year for his performance in A Real Pain.

He returned to the Oscars this year as one of the category presenters.

One Battle After Another starRegina Hallopted for a black and gold gown.

F1 starDamson Idrislooked smart in an ink blue overcoat with furry lapels and a jewelled brooch.

Ahead of the release of The Devil Wears Prada 2,Anne Hathawaywore a flowing strapless floral dress.

Last year's best supporting actress winnerZoe Saldañareturned, wearing a lingerie-inspired Saint Laurent by Anthony Vaccarello dress.

Brazilian actorWagner Moura, best known for Netflix drug drama Narcos, was nominated for his role in political thriller The Secret Agent.

KPop Demon Hunters producerMaggie Kangwas radiant in red.

DirectorSpike Lee, with wifeTonya Lewis Lee, showed his distinctive style with a suit featuring a purple fedora hat and matching bow tie, and a bag made of silver cassettes.

Bella Thornedecided to go with a black feathered cuffs and a sheer slip.

Hamnet authorMaggie O'Farrell, who was nominated for co-writing the screenplay for the film adaptation, opted for a bubblegum pink gown with black lace gloves and mesh fascinator hat.

Ballet starMisty Copeland's monochrome outfit featured a playful tutu.

She danced on stage at the ceremony during the performance of the nominated song from Sinners.

British actressFelicity Jones, who is in best picture nominee Train Dreams, picked pale yellow Prada.

Hudson Williamsmay not have been nominated at the Oscars, but he has been one of the most notable breakthrough actors of the past year, thanks to his role in TV series Heated Rivalry - the viral hit about two ice hockey players who fall in love.

The stars of Bridesmaids reunited to present an award and celebrate the 15th anniversary of the comedy film, includingEllie Kemper, Maya RudolphandKristen Wiig.

Melissa McCarthyalso joined the Bridesmaids reunion, whileSigourney Weaverpresented the visual effects prize to the team behind Avatar: Fire and Ash.

Fashion starHeidi Klumwas also among the stars walking the red carpet.

ActressAlicia Silverstoneappeared in Bugonia opposite Emma Stone.

SongwriterDiane Warren, who was nominated for her 17th Oscar (but has still ever won), wore an elegant satin suit topped off with a black neck bow.

Amelia Dimoldenberg, who returned to the Academy Awards as red carpet reporter and social media ambassador for the third year in a row, wore a sculptural black Ralph Lauren column gown, Jimmy Choo shoes and Bvlgari jewellery.

By Ian Youngs, Steven McIntosh, Scarlett Harris and Lucy Talavera.