https://phoenixnap.com/kb/vim-color-schemes
“`bash
:colorscheme [space] [Ctrl+d]
show existing color schema names
:colorscheme [colorscheme_name]
e.g. syntax
:colorscheme blue
e.g. to use blue scheme
:colo [colorscheme_name]
e.g. try to use your one colo equals to colorscheme
“`