The reality TV star donned a floaty white skirt with a large split up the side, paired with a high-necked tight top and strappy nude sandals.
She was accompanied by her mum, who also wore head-to-white in a smart trouser suit.
Ciara is expecting her first child with her fiancé rapper Future. The singer looked stunning in a burgundy-embroidered white tunic dress by Naeem Khan with a pretty gold cuff.
The baby shower was decorated with blue accessories as Ciara is expecting a boy, and these featured little eggs, as well as an amazing looking three-tiered cake.
She took to twitter to post a picture of her, Ciara and LaLa Anthony, and wrote: "Celebrating @Ciara's baby shower today with lala #mommymemories."
Kim and Kanye have received some negative responses to their cover, with some people suggesting the couple should not be on it. Actress Sarah Michelle Gellar even tweeted that she was cancelling her Vogue subscription. Meow.
Some Twitter users even called fro a boycott of Vogue, but editor-in-chief Anna Wintour has defended her decision. She said that the magazine has a tradition of "being able to feature those who define the culture at any given moment, who stir things up, whose presence in the world shapes the way it looks and influences the way we see it."
But Kim isn't letting it get her down at tweeted that it was a "dream come true".
This is such a dream come true!!! Thank you @VogueMagazine for this cover! O M GGGGGG!!! I can't even... http://t.co/CbD5ThUqor
- Kim Kardashian (@KimKardashian) March 21, 2014
LOVE KIM"S STYLE? See more stunning KK pics below: