.vimrc

set nocompatible              						"We want the latest Vim settings/options.

so ~/.vim/plugins.vim

syntax enable
set backspace=indent,eol,start                                          "Make backspace behave like every other editor.
let mapleader = ',' 						    	"The default is \, but a comma is much better.
set number								"Let's activate line numbers.




"-------------Visuals--------------"
colorscheme atom-dark
set t_CO=256								"Use 256 colors. This is useful for Terminal Vim.
set guifont=Fira_Code:h17						"Set the default font family and size.
set linespace=15   						        "Macvim-specific line-height.

set guioptions-=l                                                       "Disable Gui scrollbars.
set guioptions-=L
set guioptions-=r
set guioptions-=R




"-------------Search--------------"
set hlsearch								"Highlight all matched terms.
set incsearch								"Incrementally highlight, as we type.




"-------------Split Management--------------"
set splitbelow 								"Make splits default to below...
set splitright								"And to the right. This feels more natural.

"We'll set simpler mappings to switch between splits.
nmap <C-J> <C-W><C-J>
nmap <C-K> <C-W><C-K>
nmap <C-H> <C-W><C-H>
nmap <C-L> <C-W><C-L>




"-------------Mappings--------------"
"Make it easy to edit the Vimrc file.
nmap <Leader>ev :tabedit $MYVIMRC<cr>

"Add simple highlight removal.
nmap <Leader><space> :nohlsearch<cr>

"Make NERDTree easier to toggle.
nmap <D-1> :NERDTreeToggle<cr>

nmap <c-R> :CtrlPBufTag<cr>
nmap <D-e> :CtrlPMRUFiles<cr>




"-------------Plugins--------------"
"/
"/ CtrlP
"/
let g:ctrlp_custom_ignore = 'node_modules\|DS_Store\|git'
let g:ctrlp_match_window = 'top,order:ttb,min:1,max:30,results:30'




"-------------Auto-Commands--------------"
"Automatically source the Vimrc file on save.

augroup autosourcing
	autocmd!
	autocmd BufWritePost .vimrc source %
augroup END

plugins.vim

filetype off                  " required

"Set the runtime path to include Vundle and initialize.
set rtp+=~/.vim/bundle/Vundle.vim
call vundle#begin()

Plugin 'VundleVim/Vundle.vim'
Plugin 'tpope/vim-vinegar'
Plugin 'scrooloose/nerdtree'
Plugin 'ctrlpvim/ctrlp.vim'

" All of your Plugins must be added before the following line
call vundle#end()            " required
filetype plugin indent on    " required

Quick fix

let g:ctrlp_custom_ignore = 'node_modules\DS_Store\|git

should be

let g:ctrlp_custom_ignore = 'node_modules\|DS_Store\|git

Thanks!

set t_CO=256 should be set t_Co=256
(for Ubuntu at least; I'm not sure if the same as true for OS X)

set t_CO=256 should be set t_Co=256
(for Ubuntu at least; I'm not sure if the same as true for OS X)

You right, I'm on windows and this changed the colors well.