Games like Colorless World
Games like Colorless World include Hollow Knight, Hollow Knight: Silksong, Blasphemous, Nine Sols, and Dead Cells. We matched them by the tags players give Colorless World on Steam (Metroidvania, Souls-like, Platformer, Psychological, and Pixel Graphics): closest matches first, and among equally close ones the better-known games.
Hollow Knight
Shared: Metroidvania · Souls-like · Platformer
Hollow Knight: Silksong
Shared: Metroidvania · Souls-like · Platformer
Blasphemous
Shared: Metroidvania · Souls-like · Pixel Graphics
Nine Sols
Shared: Metroidvania · Souls-like · Platformer
Dead Cells
Shared: Metroidvania · Pixel Graphics · Souls-like
Momodora: Reverie Under The Moonlight
Shared: Metroidvania · Pixel Graphics · Side Scroller
Rain World
Shared: Platformer · Pixel Graphics · Difficult
Skul: The Hero Slayer
Shared: Pixel Graphics · Indie · Metroidvania
Ori and the Will of the Wisps
Shared: Metroidvania · Platformer · Singleplayer
Salt and Sanctuary
Shared: Metroidvania · Souls-like · 2D
Blasphemous 2
Shared: Metroidvania · Souls-like · Pixel Graphics
Deaths Gambit: Afterlife
Shared: Metroidvania · Souls-like · Pixel Graphics
Celeste
Shared: Pixel Graphics · Platformer · Indie
Axiom Verge
Shared: Metroidvania · Platformer · Pixel Graphics
SANABI
Shared: Pixel Graphics · 2D · Singleplayer
Gato Roboto
Shared: Metroidvania · Pixel Graphics · Indie
Touhou Luna Nights
Shared: Metroidvania · Platformer · Side Scroller
Dust: An Elysian Tail
Shared: Metroidvania · Platformer · Indie
ANIMAL WELL
Shared: Metroidvania · Pixel Graphics · Platformer
Rogue Legacy
Shared: Platformer · Metroidvania · Indie
Foregone
Shared: Platformer · Metroidvania · Side Scroller
MIO: Memories in Orbit
Shared: Metroidvania · Platformer · Exploration
The Messenger
Shared: Metroidvania · Platformer · Pixel Graphics
Shovel Knight: Treasure Trove
Shared: Platformer · Pixel Graphics · 2D