Minecraft Username Rules
Minecraft Java usernames allow only letters, numbers, and underscores — maximum 16 characters. Unicode symbols are not allowed in usernames, but they work in chat on servers that support it.
Minecraft Color Codes
Use § followed by a code for colors in chat, signs, and server MOTDs: §0 Black, §1 Dark Blue, §2 Dark Green, §4 Dark Red, §6 Gold, §a Green, §b Cyan, §c Red, §e Yellow, §f White. Format: §l Bold, §o Italic, §n Underline.
Can I use Unicode text in Minecraft chat?
Yes, on most modern servers (Paper, Spigot, Fabric). Vanilla Minecraft may have limitations depending on version.
How do I change my Minecraft username?
Go to minecraft.net, log in, go to Profile, and change your username. You can change once every 30 days for free.
Do color codes work in Bedrock Edition?
Yes. Bedrock supports § codes in signs, server messages, and most text fields.