vim/color avoid redfg on redbg

.vim/colors/mycolor.vim

@@ -4,6 +4,9 @@
 " color palette
 "set t_Co=256
 " syntax highlighting when the terminal has colors
+"
+" You can display all the possible usage with ":hi"
+
 if &t_Co > 2 || has("gui_running")
 	syntax on
 	" my colors
@@ -88,6 +91,8 @@ endif
 	highlight! ErrorMsg       ctermfg=Red         ctermbg=Black
 endif
 
+
+hi SpellBad ctermbg=None ctermfg=Red cterm=underline
 " to be used with set colorcolumn=81
 highlight ColorColumn ctermbg=236
 highlight ALEError ctermbg=DarkMagenta cterm=bold