Show online admins and vips by groups. Admins can hide their name from players with lower access (or regular players if the command is public).
Sourcecolors (include file) - https://github.com/Ilusion9/sourcecolors-inc-sm
https://forums.alliedmods.net/showthread.php?p=2677809
sm_admins [visible|hidden] - Show online admins by groups
sm_vips - Show online vips by groups