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
CO-OP Color Swap [Portal 2] [Mods]
Portal 2 | ZKM
Portal Colors
Portal Color Palette
How to Recolor Portals (DX9 and Above) tutorial - Mod DB
portal 2 Color Palette
Something I noticed about Portal colors...(and thoughts on co-op Portal colors) - Portal 2
Coop Portal Colours [Portal 2] [Mods]
Steam Community :: Guide :: How to colour-correct a Portal 2 Map
Portal 2 - I recolored my portals! - YouTube
Ultra speed and colors for Portal 2 (Mod) for Portal 2 - GameMaps.com
Portals - Portal Wiki
In Portal 2, a PS4 Controller changes colors based on the portal fired, like the portal gun : r/GamingDetails
This Portal 2 Mod Adds A New Time-Traveling Portal Option - Game Informer
Portal 2 Logo PNG and Portal 2 Logo Transparent Clipart Free Download. - CleanPNG / KissPNG
Steam Community :: Guide :: How to colour-correct a Portal 2 Map