TYB!
Anon took the list of 250+ Hollywood "celebrities" and ran them through tesseract, tweaking grayscale etc and still never got it exactly right; below is the list that anon verified and fixed in a few cases, and added some that were missing (due to the gradient, the purple in the lower left).
There are exactly 254 names:
Abby Wambach
Adam Eli
Aitch Alberto
AJ Shively
Alan Cumming
Alejandra Caraballo
Alejandra Ghersi
Alex Clark
Alexandra Gutierrez
Alisa Ramirez
Allie Leonard
Allison Goldfrapp
ALOK Vaid-Menon
Alyssa May Gold
Alyssa Milano
Amber Ruffin
Amber Tamblyn
Amy Schumer
Amy Landecker
Andrew Polk
Angelica Ross
Annaleigh Ashford
Antoni Porowski
Aparna Brielle
Arden Myrin
Ariana Grande
Arisce Wanzer
Avan Jogia
Barbie Ferreira
Bella Ramsey
Ben Barnes
Benito Skinner
Benj Pasek
Bethany Cosentino
Bethany Leavel
Billy Eichner
Billy Porter
Bleta Rexha
Bob the Drag Queen
Bobby Berk
Bonnie Milligan
Brad Oscar
Brandon Matthews
Brendan Hines
Bretman Rock
Brian Smith
Brigette Lundy-Paine
Brittany Tomlinson
Busy Philipps
Caesar Samoya
Camila Cabello
Camille A Brown
Cara Delevingne
Chani Nicholas
Chella Man
Chelsea Handler
Cheyenne Jackson
Chris Perfetti
Christa Miller
Cleo Wade
Colton Haynes
Corey Jantzen
Cynthia Erivo
Cynthia McWilliams
Cynthia Nixon
Cyrus Veyssi
D'Arcy Carden
Dan Levy
David Shatraw
David Oulton
Debra Messing
Deepica Mutyala
Demi Lovato
Des McAnuff
Devery Jacobs
Diana Maria Riva
Diane Guerrero
Dylan Mulvaney
Ed Droste
Eddie Ndopu
EJ Marcus
Elegance Bratton
Eliot Rahal
Elliot Page
Emily Hampshire
Emily V. Gordon
Emma Hunton
Erin Reed
Estefania Pessoa
FLETCHER
Freddy Thomas
Gabrielle Union-Wade
Gigi Gorgeous
Glennon Doyle
Gottmik
Grace Kuhlenschmidt
Griffin Dunne
Haley Baldwin Bieber
Hannah Gadsby
Harry Lambert
Hayley Kiyoko
Hilary Montez
Hlana Glazer
Indya Moore
Isaac Mizrahi
Jackie Bazan
Jacob Tierney
Jai Rodriguez
Jameela Jamil
James Blake
James Scully
James Vaughan
Jamie Lee Curtis
Janaya Khan
Janelle Monae
Janet Hubert
Jazz Jennings
Jenna Lyons
Jennifer Kerr
Jeremy Fall
Jessica Betts
Jillian Mercado
Jinkx Monsoon
Joe DiPietro
Jonathan Van Ness
Jonathan Bennett
Jonny Pierce
Jordan Stenmark
Jordan Firstman
Jordan Roth
JP Saxe
Judd Apatow
Justin Baldoni
Justin Tranter
Kal Penn
Kamar de los Reyes
Karamo Brown
Kate Reinders
Katherine LaNasa
Kathryn Grody
Kellie Overbey
Kelly Devine
Kendrick Sampson
Kevin Harrington
Kevin Cahoon
Ki Griffin
Kimber Elayne Sprawl
Kimberly Drew
Kristin Chenoweth
Lachlan Watson
Laith De La Cruz
Laura Terruso
Lauren Jauregui
Laverne Cox
Lena Dunham
Lena Waithe
Lena Hall
Lilly Singh
Lily Rabe
Liv Hewson
Liza Koshy
Lola Tung
Lorin Latarro
Lovell Adams-Gray
Lucky Bromhead
Mae Martin
Mae Whitman
Maggie Boccella
Maitreyi Ramakrishnan
Mandy Patinkin
Marc Jacobs
Marc Kudisch
Marieme Diop
Martha Plimpton
Matt Bernstein
Matt McGorry
Matt Walton
Medalion Rahimi
Meena Harris
Megan Crabbe
Michael D. Cohen
Michaela Jaé Rodriguez
Michelle Buteau
Midori Francis
Miriam Silverman
Moj Mahdara
Mona Chalabi
Montego Glover
Munroe Bergdorf
Nate Wonder
Nats Getty
Neila Karassik
Nicholas Ferroni
Nico Carney
Nico Santos
Noci Tortorella
Nicole Maines
Niecy Nash-Betts
Nik Dodani
Ocean Vuong
Olly Alexander
Our Lady J
Padma Lakshmi
Patrick Stewart
Patti LuPone
Peppermint
Phillip Picardi
Phoebe Robinson
Poorna Jagannathan
Rachel Cargle
Rafael Silva
Ramy Youssef
Randy Shulman
Raquel Willis
Richa Moorjani
Rob Holysz
Robert Horn
Rory Dahl
Rosario Dawson
Rupi Kaur
Sam Smith
Sander Jennings
Sandy Rustin
Sara Bareilles
Sara Ramirez
Sarah Ramos
Sasha Velour
Scott Turner Schofield
Shawn Mendes
Shea Couleé
Shea Diamond
Sherri Saum
Sinead Burke
Solomon Hughes
Stephen Kunken
Susie Park
T. Oliver Reid
Taika Waititi
Tan France
Tatiana Maslany
Tess Holliday
Tiffany Namtu
Tommy Dorfman
Tracee Ellis Ross
Travis Alabanza
Tunde Adebimpe
Vivek Shraya
Wanda Sykes
Warren Carlyle
Wayne Cilento
Wilson Cruz
Yves Mathieu East
Zoe Chao
Zooey Deschanel