Color.

This blog post explores the question of whether players can change the colors of potions in Minecraft. It explains that while potion colors are fixed in the standard version of the game, there are some creative workarounds for those who want to customize their potion aesthetics. The post discusses the importance of potion colors in gameplay, lists some default colors, and suggests alternatives like resource packs and mods for players interested in customization. It's a quick guide for Minecraft enthusiasts curious about the possibilities and limitations of potion appearances in the game.