Made ErrorMsg more visible.

It was "almost white" on red, now it's "almost black" on red. Much
better.

Author: romainl

colors/apprentice.vim

@@ -18,7 +18,7 @@ if &t_Co >= 256 || has('gui_running')
   hi Normal           ctermbg=235  ctermfg=250  guibg=#262626 guifg=#bcbcbc cterm=NONE           gui=NONE
   hi Comment          ctermbg=NONE ctermfg=240  guibg=NONE    guifg=#585858 cterm=NONE           gui=NONE
   hi Constant         ctermbg=NONE ctermfg=208  guibg=NONE    guifg=#ff8700 cterm=NONE           gui=NONE
-  hi Error            ctermbg=131  ctermfg=250  guibg=#af5f5f guifg=#bcbcbc cterm=NONE           gui=NONE
+  hi Error            ctermbg=131  ctermfg=235  guibg=#af5f5f guifg=#262626 cterm=NONE           gui=NONE
   hi Identifier       ctermbg=NONE ctermfg=103  guibg=NONE    guifg=#5f87af cterm=NONE           gui=NONE
   hi Ignore           ctermbg=NONE ctermfg=235  guibg=NONE    guifg=#262626 cterm=NONE           gui=NONE
   hi PreProc          ctermbg=NONE ctermfg=66   guibg=NONE    guifg=#5f8787 cterm=NONE           gui=NONE
@@ -37,7 +37,7 @@ if &t_Co >= 256 || has('gui_running')
   hi PmenuSel         ctermbg=66   ctermfg=235  guibg=#5f8787 guifg=#262626 cterm=NONE           gui=NONE
   hi PmenuThumb       ctermbg=66   ctermfg=66   guibg=#5f8787 guifg=#5f8787 cterm=NONE           gui=NONE
 
-  hi ErrorMsg         ctermbg=131  ctermfg=250  guibg=#af5f5f guifg=#bcbcbc cterm=NONE           gui=NONE
+  hi ErrorMsg         ctermbg=131  ctermfg=235  guibg=#af5f5f guifg=#262626 cterm=NONE           gui=NONE
   hi ModeMsg          ctermbg=108  ctermfg=235  guibg=#87af87 guifg=#262626 cterm=NONE           gui=NONE
   hi MoreMsg          ctermbg=NONE ctermfg=66   guibg=NONE    guifg=#5f8787 cterm=NONE           gui=NONE
   hi Question         ctermbg=NONE ctermfg=108  guibg=NONE    guifg=#87af87 cterm=NONE           gui=NONE