can´t change the ops-name color

hello guys,
as the title says i cant change the ops- name color in essentials config. it is already set to '&4'. i noticed if i remove essentialschat from plugins, it works..

plugins is use:

bossshop
clearlag
emptyworldgenerator
essentials (x, xchat, geoip, protect)
headnames
holographicisplays
hubthat
modifyworld
multiverse core
multiverse portals
nocheatplus
permissionsex
plotsquared
plugman
rankup
vault
worldborder
worldedit
worldguard

hope u can help me with that

 

but i want it to be red it is set to red but it isnt ingame. thats the problem

 

for some reason im not allowed to upload .yml file so i shared on dropbox:

https://www.dropbox.com/s/j3l01m0o4ehsmmn/config.yml?dl=0

 

this worked. thanks alot!