Laverne Cox celebrates her 50th birthday with a bikini parade by the pool

The Inventing Anna actress showed off "what they [50] look like" in a Fendace swimsuit on Sunday.

Cox posted a video to Instagram showing the star strolling by the pool, wearing an oversized Fendace bikini for a deck walk.

"50... It seems so. Happy birthday," the actress wrote in the caption of her post.

On his Instagram Stories, Cox shared a glimpse of another part of the celebration, lighting candles on a "Hug Me the Bear" cake before blowing out the candles and smiling at the camera. On Thursday, Cox played her birthday on the rooftop of the Moxy Hotel in New York, appearing as the newly released Barbie doll. The fictional Anna poses with a life-size doll in all variations of her outfit, showing variety in a shimmery bodysuit and a one-shoulder tulle gown.

Cox, the 1st transgender woman of color to star in a scripted series, told PEOPLE ahead of her official birthday on May 29 that the inspiration for the doll in Mattel's iconic cast felt "unreal" and that she had a big hand in the design. Doll.

"I was like, 'Can we make him look more like me?' And more African Americans?" Cox remembers the feedback he gave the creative team. "And we talked about soft accents and accents because most of the time I'm blonde now, but I'm black, so I needed a dark approach. 

Also we had a full conversation about how they couldn't do that, but they could do a dark low beam. "Cox finally wants to celebrate all aspects of him, including his age, my age," although I have concerns about my age in Hollywood. "I'm proud to be 49, turning 50 soon, and I'm so excited and happy to have him," she said on the Ellen DeGeneres show.