Quick Question With Changing [Admin] to a different colour

For the chat on my server, when i talk on the server or type. [Admin]RetroJayys it is all red.
i know that White = $f. So how do i make my game name white so that Admin is red and then my name is red because it looks weird reading it.

Code:

groups:
  Default:
    default: true
    permissions:
    - essentials.help
    - essentials.helpop
    - essentials.list
    - essentials.motd
    - essentials.rules
    - essentials.spawn
    inheritance: []
    info:
      prefix: '&e'
      build: false
      suffix: ''
  SemiAdmin:
    default: false
    permissions:
    - -groupmanager.mantogglesave
    - essentials
    - essentials.clearinventory
    - essentials.cooldown.bypass
    - essentials.deljail
    - essentials.give
    - essentials.god
    - essentials.heal
    - essentials.heal.others
    - essentials.invsee
    - essentials.item
    - essentials.jails
    - essentials.kickall
    - essentials.kit.*
    - essentials.mute
    - essentials.setjail
    - essentials.signs.disposal.create
    - essentials.spawmob
    - essentials.togglejail
    - groupmanager.*
    - essentials.ext
    inheritance:
    - moderator
    info:
      prefix: '&1'
      build: true
      suffix: ''
  Builder:
    default: false
    permissions:
    - essentials.afk
    - essentials.back.death
    - essentials.balance
    - essentials.chat.shout
    - essentials.home
    - essentials.kit
    - essentials.kit.tools
    - essentials.mail
    - essentials.mail.send
    - essentials.me
    - essentials.msg
    - essentials.nick
    - essentials.pay
    - essentials.portal
    - essentials.protect
    - essentials.sethome
    - essentials.signs.buy.use
    - essentials.signs.disposal.create
    - essentials.signs.disposal.use
    - essentials.signs.free.use
    - essentials.signs.heal.use
    - essentials.signs.mail.create
    - essentials.signs.mail.use
    - essentials.signs.protection.create
    - essentials.signs.protection.use
    - essentials.signs.sell.use
    - essentials.signs.trade.create
    - essentials.signs.trade.use
    - essentials.tpa
    - essentials.tpaccept
    - essentials.tpdeny
    - essentials.warp
    - essentials.warp.list
    - essentials.worth
    - essentials.suicide
    inheritance:
    - default
    info:
      prefix: '&2[Builder]'
      build: true
      suffix: ''
  Moderator:
    default: false
    permissions:
    - essentials.back
    - essentials.ban
    - essentials.banip
    - essentials.broadcast
    - essentials.compass
    - essentials.delwarp
    - essentials.depth
    - essentials.eco
    - essentials.getpos
    - essentials.jump
    - essentials.kick
    - essentials.kill
    - essentials.setwarp
    - essentials.time
    - essentials.togglejail
    - essentials.top
    - essentials.tp
    - essentials.tpdeny
    - essentials.tphere
    - essentials.tpo
    - essentials.tpohere
    - essentials.tppos
    - essentials.tptoggle
    - essentials.unban
    - essentials.unbanip
    - essentials.whois
    - essentials.world
    - groupmanager.listgroups
    - groupmanager.mandemote
    - groupmanager.manload
    - groupmanager.manpromote
    - groupmanager.mansave
    - groupmanager.manselect
    - groupmanager.manuadd
    - groupmanager.manudel
    inheritance:
    - builder
    info:
      prefix: '&7[Moderator]'
      build: true
      suffix: ''
  Admin:
    default: false
    permissions:
    - '*'
    inheritance:
    - semiadmin
    info:
      prefix: '&4[Admin]'
      build: true
      suffix: ''