Games like A Color Theory
Games like A Color Theory include Braid, Baba Is You, FEZ, LIMBO, and Zup! S. We matched them by the tags players give A Color Theory on Steam (Puzzle Platformer, Casual, Colorful, Singleplayer, and Puzzle): closest matches first, and among equally close ones the better-known games.

Braid
Shared: Puzzle Platformer · Puzzle · 2D Platformer

Baba Is You
Shared: Puzzle · Singleplayer · Indie

FEZ
Shared: Puzzle · Singleplayer · Pixel Graphics

LIMBO
Shared: Puzzle Platformer · Puzzle · Indie

Zup! S
Shared: Casual · Puzzle · Singleplayer

Hue
Shared: Puzzle Platformer · Puzzle · Colorful

Is This Seat Taken?
Shared: Casual · Puzzle · Colorful

Strange Jigsaws
Shared: Casual · Puzzle · Colorful

Webbed
Shared: Puzzle Platformer · 2D Platformer · Pixel Graphics

There Is No Game: Wrong Dimension
Shared: Puzzle · Casual · Indie

Laughing to Die
Shared: Casual · Puzzle · Puzzle Platformer

Defy Gravity Extended
Shared: Puzzle Platformer · Puzzle · Singleplayer

Mind Over Magnet
Shared: Puzzle Platformer · Puzzle · 2D Platformer

Trine 2: Complete Story
Shared: Puzzle Platformer · 2D Platformer · Puzzle

Zup!
Shared: Casual · Puzzle · Puzzle Platformer

Planet of Lana
Shared: Puzzle Platformer · Puzzle · 2D Platformer

Celeste
Shared: Pixel Graphics · 2D Platformer · Singleplayer

Zup! F
Shared: Casual · Puzzle · Puzzle Platformer

Zup! 2
Shared: Casual · Puzzle · Puzzle Platformer

Unpacking
Shared: Casual · Puzzle · Pixel Graphics

Zup! 4
Shared: Casual · Puzzle · Puzzle Platformer

Papers, Please
Shared: Singleplayer · Indie · Pixel Graphics

Zup! X
Shared: Casual · Puzzle · Puzzle Platformer

Moonleap
Shared: Puzzle Platformer · Puzzle · Pixel Graphics