Games like The Colorful Creature
Games like The Colorful Creature include Geometry Dash, Celeste, Super Meat Boy, A Dance of Fire and Ice, and VVVVVV. We matched them by the tags players give The Colorful Creature on Steam (Precision Platformer, Difficult, 2D Platformer, Colorful, and Singleplayer): closest matches first, and among equally close ones the better-known games.

Geometry Dash
Shared: Difficult · Level Editor · Precision Platformer

Celeste
Shared: Precision Platformer · Difficult · 2D Platformer

Super Meat Boy
Shared: Precision Platformer · Difficult · 2D Platformer

A Dance of Fire and Ice
Shared: Difficult · Level Editor · Singleplayer

VVVVVV
Shared: Precision Platformer · 2D Platformer · Difficult

Hollow Knight: Silksong
Shared: Difficult · Indie · Singleplayer

Hollow Knight
Shared: Difficult · Platformer · Indie

SANABI
Shared: 2D Platformer · Singleplayer · Adventure

Jump King
Shared: Difficult · Precision Platformer · Indie

I wanna be the Creator
Shared: Level Editor · Difficult · Precision Platformer

LIMBO
Shared: Indie · Puzzle Platformer · Platformer

The End Is Nigh
Shared: Precision Platformer · Difficult · Indie

Downwell
Shared: Precision Platformer · 2D Platformer · Indie

Braid
Shared: 2D Platformer · Indie · Puzzle Platformer

Pizza Tower
Shared: 2D Platformer · Indie · Singleplayer

N++ (NPLUSPLUS)
Shared: Precision Platformer · Difficult · 2D Platformer

Super Meat Boy Forever
Shared: Difficult · Precision Platformer · Indie

Rain World
Shared: Difficult · Indie · Platformer

Alex Kidd in Miracle World DX
Shared: Precision Platformer · Difficult · 2D Platformer

Thomas Was Alone
Shared: Precision Platformer · 2D Platformer · Platformer

MIO: Memories in Orbit
Shared: Difficult · Singleplayer · Platformer

Portal 2
Shared: Singleplayer · Platformer · Puzzle Platformer

Defy Gravity Extended
Shared: Indie · Difficult · Platformer

Neva
Shared: Adventure · Indie · Platformer