New portals colors image - Portal: Last Large mod for Half-Life 2 - Mod DB
Portal 2 - I recolored my portals! - YouTube
TF2 Portal Colors [Portal 2] [Mods]
Recoloring (CO-OP) portals in Portal 2 [Portal 2] [Tutorials]
In Portal 2, a PS4 Controller changes colors based on the portal fired, like the portal gun : r/GamingDetails
Portals - Portal Wiki
This Portal 2 Mod Adds A New Time-Traveling Portal Option - Game Informer
Global ents.vmf (Portal 2) - Valve Developer Community
Coop Portal Colours [Portal 2] [Mods]
Portals - Portal Wiki
Now you're thinking with Portals - SkillfullyTangled
I just realized that the "(What idiot picked these-)" turret in the Portal 2 Turrets ad has the colors of Black Mesa, Aperture Science's main rival. Cave Johnson probably says "what idiot
Portal 2 Personality Cores Replicas created by Chris Myles