In order to change these options, type let g:gruvbox_(option) = '(value)' in your .vimrc (with quotes) before the colorscheme gruvbox statement.

Enables bold text.
default: 1

Enables italic text.
default: gui 1, term 0

Enables transparent background. default: 0

Enables underlined text.
default: 1

Enables undercurled text.
default: 1

Uses 256-color palette (suitable to pair with gruvbox-palette shell script). If you're dissatisfied with that, set option value to 16 to fallback base colors to your terminal palette. Refer † for details.
default: 256

Possible values are soft, medium and hard.
default: medium

Changes dark mode contrast. Overrides g:gruvbox_contrast option. Possible values are soft, medium and hard.
default: medium

Changes light mode contrast. Overrides g:gruvbox_contrast option. Possible values are soft, medium and hard.
default: medium

Changes cursor background while search is highlighted. Possible values are any of gruvbox palette.
default: orange

Changes number column background color. Possible values are any of gruvbox palette.
default: none

Changes sign column background color. Possible values are any of gruvbox palette.
default: bg1

Changes color column background color. Possible values are any of gruvbox palette.
default: bg1

Changes vertical split background color. Possible values are any of gruvbox palette.
default: bg0

Enables italic for comments.
default: 1

Enables italic for strings.
default: 0

Inverts selected text.
default: 1

Inverts GitGutter and Syntastic signs. Useful to rapidly focus on.
default: 0

Inverts indent guides. Could be nice paired with set list so it would highlight only tab symbols instead of it's background.
default: 0

Inverts tabline highlights, providing distinguishable tabline-fill.
default: 0

Extrahighlighted strings
default: 0

Extrahighlighted warnings
default: 0

Delegates guisp colorings to guifg or guibg. This is handy for terminal vim. Uses guifg or guibg for colors originally assigned to guisp. guisp concerns the colors of underlines and strikethroughs. Terminal vim cannot color underlines and strikethroughs, only gVim can. This option instructs vim to color guifg or guibg as a fallback.

default: 'NONE'

Possible Values: 'fg', 'bg'

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