Depending on your server software, you can implement high-quality text using these popular tools:
Use text to display "Top Voters," "Active Events," or "Server Rules" in a central hub area. Spawn / Lobby for Survival, Skyblock, SkyWars, ...
Use clear, bold text above portals or NPCs. Depending on your server software, you can implement
Create floating, multi-line text that is visible from all angles. You can find setup guides and downloads on SpigotMC. Depending on your server software
Example: or "Skyblock: Create Your Kingdom."
Use Citizens2 to create interactive NPCs with colored text names that change when hovered over.