Как поменять цвет подсказки в NeoVim?

Question

[Константин Сергеевич]

Всем доброго времени суток! Стоит nvim + плагин coc-plugin Собственно вопрос на картинке, как поменять подсветку букв в подсказке с синего на любой другой.
Конфиг->

set number
set nocompatible
filetype off
set encoding=utf-8

call plug#begin('~/.vim/plugged')

Plug 'dense-analysis/ale'
Plug 'rust-lang/rust.vim'
Plug 'neoclide/coc.nvim', {'branch': 'release'}
Plug 'scrooloose/nerdtree'
Plug 'morhetz/gruvbox'

call plug#end()


syntax on
"let g:oceanic_next_terminal_bold = 1
"let g:oceanic_next_terminal_italic = 1
"colorscheme OceanicNext
colorscheme gruvbox
"autocmd vimenter * ++nested colorscheme gruvbox
"hi Normal guibg=NONE ctermbg=NONE
"hi LineNr guibg=NONE ctermbg=NONE
"hi SignColumn guibg=NONE ctermbg=NONE
"hi EndOfBuffer guibg=NONE ctermbg=NONE
autocmd vimenter * NERDTree
let g:rustfmt_autosave = 1
let g:rustfmt_emit_files = 1
let g:rustfmt_fail_silently = 0
inoremap <silent><expr> <TAB>
      \ pumvisible() ? "\<C-n>" :
      \ <SID>check_back_space() ? "\<TAB>" :
      \ coc#refresh()
inoremap <expr><S-TAB> pumvisible() ? "\<C-p>" : "\<C-h>"
"inoremap <silent><expr> <TAB> coc#pum#visible() ? coc#pum#confirm() : "\<C-g>u\<TAB>"
inoremap <silent><expr> <cr> pumvisible() ? coc#_select_confirm()
                              \: "\<C-g>u\<CR>\<c-r>=coc#on_enter()\<CR>"
function! s:check_back_space() abort
  let col = col('.') - 1
  return !col || getline('.')[col - 1]  =~# '\s'
endfunction

if has('nvim')
  inoremap <silent><expr> <c-space> coc#refresh()
else
  inoremap <silent><expr> <c-@> coc#refresh()
endif

nmap <silent> gd <Plug>(coc-definition)
nmap <silent> gy <Plug>(coc-type-definition)
nmap <silent> gi <Plug>(coc-implementation)
nmap <silent> gr <Plug>(coc-references)
nmap <F6> :NERDTreeFocus<CR>