dot/.config/nvim/colors/basic.lua

-- Name:         basic
-- Description:  a basic colorscheme
-- Author:       urosm <urosm@kompot.si>
-- Maintainer:   urosm <https://git.kompot.si/urosm/dot/src/branch/main/.config/nvim/colors/basic.lua>
-- Website:      https://git.kompot.si/urosm/dot/src/branch/main/.config/nvim/colors/basic.lua
-- License:      Same as Vim
-- Last Updated: 2024 Jul 08

-- A simple neovim colorscheme that defines highlight groups from a list of 8
-- colors.

-- init ------------------------------------------------------------------------
vim.cmd.highlight("clear")
vim.g.colors_name = "basic"

local hi = function(name, val) vim.api.nvim_set_hl(0, name, val) end

-- colors ----------------------------------------------------------------------
local C = {
  black          = { cterm =  0, gui = "#000000" },
  red            = { cterm =  1, gui = "#fa3500" },
  green          = { cterm =  2, gui = "#009843" },
  orange         = { cterm =  3, gui = "#d06600" },
  blue           = { cterm =  4, gui = "#856cff" },
  magenta        = { cterm =  5, gui = "#ff1170" },
  cyan           = { cterm =  6, gui = "#008cca" },
  white          = { cterm =  7, gui = "#e2e2e2" },
  bright_black   = { cterm =  8, gui = "#848484" },
  bright_red     = { cterm =  9, gui = "#ff888e" },
  bright_green   = { cterm = 10, gui = "#00c55b" },
  bright_orange  = { cterm = 11, gui = "#ff8d48" },
  bright_blue    = { cterm = 12, gui = "#ac9fff" },
  bright_magenta = { cterm = 13, gui = "#ffb1c0" },
  bright_cyan    = { cterm = 14, gui = "#92ccff" },
  bright_white   = { cterm = 15, gui = "#ffffff" },
}

local fg = C.white
local bg = C.black
local accent = C.magenta
local dimmed = C.blue

local none_none_h = {}
local none_none_reverse_h = { reverse = true }
local none_none_underline_h = { underline = true }
local none_none_italic = { italic = true }
local none_none_bold_h = { bold = true }
local none_none_bold_italic_h = { bold = true, italic = true }
local none_none_strikethrough_h = { strikethrough = true }

local bg_fg_h = { ctermfg = bg.cterm, fg = bg.gui, ctermbg = fg.cterm, bg = fg.gui }
local bg_accent_h = { ctermfg = bg.cterm, fg = bg.gui, ctermbg = accent.cterm, bg = accent.gui }
local bg_dimmed_h = { ctermfg = bg.cterm, fg = bg.gui, ctermbg = dimmed.cterm, bg = dimmed.gui }
local bg_red_h = { ctermfg = bg.cterm, fg = bg.gui, ctermbg = C.red.cterm, bg = C.red.gui }
local bg_orange_h = { ctermfg = bg.cterm, fg = bg.gui, ctermbg = C.orange.cterm, bg = C.orange.gui }

local accent_none_h = { ctermfg = accent.cterm, fg = accent.gui }
local accent_fg_h = { ctermfg = accent.cterm, fg = accent.gui, ctermbg = fg.cterm, bg = fg.gui }
local accent_fg_reverse_h = { ctermfg = accent.cterm, fg = accent.gui, ctermbg = fg.cterm, bg = fg.gui, reverse = true }

local dimmed_none_h = { ctermfg = dimmed.cterm, fg = dimmed.gui }
local dimmed_none_reverse_h = { ctermfg = dimmed.cterm, fg = dimmed.gui, reverse = true }
local dimmed_fg_h = { ctermfg = dimmed.cterm, fg = dimmed.gui, ctermbg = fg.cterm, bg = fg.gui }

local red_none_h = { ctermfg = C.red.cterm, fg = C.red.gui }
local red_none_underline_h = { ctermfg = C.red.cterm, fg = C.red.gui, underline = true }
local green_none_h = { ctermfg = C.green.cterm, fg = C.green.gui }
local green_none_underline_h = { ctermfg = C.green.cterm, fg = C.green.gui, underline = true }
local orange_none_h = { ctermfg = C.orange.cterm, fg = C.orange.gui }
local orange_none_underline_h = { ctermfg = C.orange.cterm, fg = C.orange.gui, underline = true }
local blue_none_h = { ctermfg = C.blue.cterm, fg = C.blue.gui }
local blue_none_underline_h = { ctermfg = C.blue.cterm, fg = C.blue.gui, underline = true }
local magenta_none_h = { ctermfg = C.magenta.cterm, fg = C.magenta.gui }
local black_none_h = { ctermfg = C.black.cterm, fg = C.black.gui }
local white_none_h = { ctermfg = C.white.cterm, fg = C.white.gui }
local white_none_underline_h = { ctermfg = C.white.cterm, fg = C.white.gui, underline = true }


-- normal ----------------------------------------------------------------------

hi("Normal", none_none_h)
hi("NormalNC", none_none_h)

-- tui -------------------------------------------------------------------------

hi("StatusLine", dimmed_none_h)
hi("StatusLineNC", dimmed_none_h)
hi("TabLine", dimmed_none_h)
hi("TabLineFill", dimmed_none_h)
hi("TabLineSel", accent_none_h)
hi("WinBar", accent_none_h)
hi("WinBarNC", dimmed_none_h)
hi("WinSeparator", dimmed_none_h)
hi("LineNr", accent_none_h)
hi("LineNrAbove", dimmed_none_h)
hi("LineNrBelow", dimmed_none_h)
hi("SignColumn", dimmed_none_h)
hi("FoldColumn", dimmed_none_h)
hi("WildMenu", accent_none_h)

-- float -----------------------------------------------------------------------

hi("NormalFloat", bg_fg_h)
hi("FloatBorder", dimmed_fg_h)
hi("FloatTitle", accent_fg_h)

-- menu ------------------------------------------------------------------------

hi("Pmenu", accent_fg_h)
hi("PmenuSel", accent_fg_reverse_h)
hi("PmenuKind", accent_fg_h)
hi("PmenuKindSel", accent_fg_reverse_h)
hi("PmenuExtra", accent_fg_h)
hi("PmenuExtraSel", accent_fg_reverse_h)
hi("PmenuSbar", accent_fg_h)
hi("PmenuThumb", accent_fg_reverse_h)

-- messages --------------------------------------------------------------------

hi("MsgArea", none_none_h)
hi("MsgSeparator", none_none_h)
hi("ModeMsg", accent_none_h)
hi("MoreMsg", accent_none_h)
hi("WarningMsg", orange_none_h)
hi("ErrorMsg", red_none_h)
hi("Question", accent_none_h)
hi("Title", accent_none_h)

-- buffer ----------------------------------------------------------------------

hi("Conceal", dimmed_none_h)
hi("NonText", dimmed_none_h)
hi("EndOfBuffer", dimmed_none_h)
hi("Whitespace", dimmed_none_h)
hi("Folded", dimmed_none_h)
hi("SpecialKey", accent_none_h)
hi("ColorColumn", dimmed_none_reverse_h)

-- cursor ----------------------------------------------------------------------

hi("CursorLine", none_none_reverse_h)
hi("CursorLineNr", none_none_reverse_h)
hi("CursorLineSign", none_none_reverse_h)
hi("CursorLineFold", none_none_reverse_h)
hi("CursorColumn", none_none_reverse_h)
hi("QuickFixLine", none_none_reverse_h)
hi("Cursor", none_none_reverse_h)
hi("lCursor", none_none_reverse_h)
hi("CursorIM", none_none_reverse_h)
hi("TermCursor", none_none_reverse_h)
hi("TermCursorNC", none_none_reverse_h)

-- match -----------------------------------------------------------------------

hi("Search", bg_orange_h)
hi("Substitute", bg_orange_h)
hi("IncSearch", bg_accent_h)
hi("CurSearch", bg_accent_h)
hi("MatchParen", accent_fg_h)

-- selection -------------------------------------------------------------------

hi("Visual", bg_dimmed_h)
hi("Visualnos", bg_dimmed_h)

-- diff ------------------------------------------------------------------------

hi("DiffAdd", green_none_h)
hi("DiffChange", orange_none_h)
hi("DiffDelete", red_none_h)
hi("DiffText", orange_none_underline_h)

-- spell -----------------------------------------------------------------------

hi("SpellBad", red_none_underline_h)
hi("SpellCap", orange_none_underline_h)
hi("SpellLocal", orange_none_underline_h)
hi("SpellRare", orange_none_underline_h)

-- diagnostic ------------------------------------------------------------------

hi("DiagnosticError", red_none_h)
hi("DiagnosticWarn", orange_none_h)
hi("DiagnosticInfo", blue_none_h)
hi("DiagnosticHint", white_none_h)
hi("DiagnosticOk", green_none_h)
hi("DiagnosticVirtualError", red_none_h)
hi("DiagnosticVirtualWarn", orange_none_h)
hi("DiagnosticVirtualInfo", blue_none_h)
hi("DiagnosticVirtualHint", white_none_h)
hi("DiagnosticVirtualOk", green_none_h)
hi("DiagnosticUnderlineError", red_none_underline_h)
hi("DiagnosticUnderlineWarn", orange_none_underline_h)
hi("DiagnosticUnderlineInfo", blue_none_underline_h)
hi("DiagnosticUnderlineHint", white_none_underline_h)
hi("DiagnosticUnderlineOk", green_none_underline_h)
hi("DiagnosticFloatingError", red_none_h)
hi("DiagnosticFloatingWarn", orange_none_h)
hi("DiagnosticFloatingInfo", blue_none_h)
hi("DiagnosticFloatingHint", white_none_h)
hi("DiagnosticFloatingOk", green_none_h)
hi("DiagnosticSingError", red_none_h)
hi("DiagnosticSingWarn", orange_none_h)
hi("DiagnosticSingInfo", blue_none_h)
hi("DiagnosticSingHint", white_none_h)
hi("DiagnosticSingOk", green_none_h)
hi("DiagnosticDeprecated", white_none_underline_h)
hi("DiagnosticUnnecessary", white_none_underline_h)

-- misc ------------------------------------------------------------------------

hi("Directory", blue_none_h)

-- syntax ----------------------------------------------------------------------

hi("Comment", blue_none_h)
hi("Constant", red_none_h)
hi("String", red_none_h)
hi("Character", red_none_h)
hi("Number", red_none_h)
hi("Boolean", red_none_h)
hi("Float", red_none_h)
hi("Identifier", none_none_h)
hi("Function", none_none_h)
hi("Statement", orange_none_h)
hi("Conditional", orange_none_h)
hi("Repeat", orange_none_h)
hi("Label", orange_none_h)
hi("Operator", orange_none_h)
hi("Keyword", orange_none_h)
hi("Exception", orange_none_h)
hi("PreProc", magenta_none_h)
hi("Include", magenta_none_h)
hi("Define", magenta_none_h)
hi("Macro", magenta_none_h)
hi("PreCondit", magenta_none_h)
hi("Type", green_none_h)
hi("StorageClass", green_none_h)
hi("Structure", green_none_h)
hi("Typedef", green_none_h)
hi("Special", orange_none_h)
hi("SpecialChar", orange_none_h)
hi("Tag", orange_none_h)
hi("Delimiter", orange_none_h)
hi("SpecialComment", orange_none_h)
hi("Debug", orange_none_h)
hi("Underlined", none_none_underline_h)
hi("Ignore", black_none_h)
hi("Error", bg_red_h)
hi("Todo", bg_orange_h)

hi("Italic", none_none_italic)
hi("Bold", none_none_bold_h)
hi("BoldItalic", none_none_bold_italic_h)
hi("Strike", none_none_strikethrough_h)

-- markdown --------------------------------------------------------------------

hi("markdownLabel", magenta_none_h)
hi("markdownHeadingDelimiter", blue_none_h)
hi("markdownItalicDelimiter", blue_none_h)
hi("markdownBoldDelimiter", blue_none_h)
hi("markdownBoldItalicDelimiter", blue_none_h)
hi("markdownStrikeDelimiter", blue_none_h)
hi("markdownCodeDelimiter", blue_none_h)
hi("markdownLinkTextDelimiter", blue_none_h)
hi("markdownLinkDelimiter", blue_none_h)
hi("markdownUrl", blue_none_h)

-- yaml ------------------------------------------------------------------------
hi("yamlBlockMappingKey", blue_none_h)
hi("yamlPlainScalar", red_none_h)