background: Background color (red or 40,0,80 or #ffffff)
members: Member count text "Member #1"
icon: Custom icon image (cat or https://)
banner: Custom background image (love or https://)
color_welcome: Welcome text color (red or 40,0,80 or #ffffff)
color_username: Username text color (red or 40,0,80 or #ffffff)
color_members: Member count text color (red or 40,0,80 or #ffffff)