return function(colors)
  local theme_assets = require("beautiful.theme_assets")
  local win9x = require("modules/win9x")

  local gfs = require("gears.filesystem")
  local themes_path = gfs.get_themes_dir()

  local theme = dofile(themes_path .. "default/theme.lua")

  theme.__colors = colors

  theme.bg_normal     = colors.secondary
  theme.bg_focus      = colors.background
  theme.bg_urgent     = colors.color0
  theme.bg_minimize   = colors.tertiary
  theme.bg_systray    = colors.background

  theme.fg_normal     = colors.color7
  theme.fg_focus      = colors.foreground
  theme.fg_urgent     = colors.color1
  theme.fg_minimize   = colors.color0

  theme.border_normal = theme.bg_normal
  theme.border_focus  = colors.accent
  theme.border_marked = colors.color2

  -- There are other variable sets
  -- overriding the default one when
  -- defined, the sets are:
  -- taglist_[bg|fg]_[focus|urgent|occupied|empty|volatile]
  -- tasklist_[bg|fg]_[focus|urgent]
  -- titlebar_[bg|fg]_[normal|focus]
  -- tooltip_[font|opacity|fg_color|bg_color|border_width|border_color]
  -- mouse_finder_[color|timeout|animate_timeout|radius|factor]
  -- prompt_[fg|bg|fg_cursor|bg_cursor|font]
  -- hotkeys_[bg|fg|border_width|border_color|shape|opacity|modifiers_fg|label_bg|label_fg|group_margin|font|description_font]
  -- Example:
  --theme.taglist_bg_focus = "#ff0000"

  theme.taglist_bg_focus    = colors.background
  theme.taglist_bg_urgent   = theme.taglist_bg_focus
  theme.taglist_bg_occupied = theme.taglist_bg_focus
  theme.taglist_bg_empty    = theme.taglist_bg_focus
  theme.taglist_bg_volatile = theme.taglist_bg_focus

  theme.taglist_fg_focus    = colors.color5
  theme.taglist_fg_urgent   = colors.color1
  theme.taglist_fg_occupied = colors.color2
  theme.taglist_fg_empty    = colors.foreground
  theme.taglist_fg_volatile = colors.color3

  theme.tasklist_fg_focus  = colors.color5
  theme.tasklist_fg_urgent = colors.color1

  theme.tasklist_shape = win9x.button
  theme.tasklist_shape_focus = win9x.inset_button

  theme.wibar_bg = colors.background
  theme.wibar_fg = colors.foreground

  theme.layout_fg = colors.foreground

  -- bar items
  theme.widget_clock = colors.color6
  theme.widget_volume = colors.color4
  theme.widget_volume_muted = colors.color9
  theme.widget_cpu = colors.color10
  theme.widget_gpu = colors.color14
  theme.widget_memory = colors.color11
  theme.widget_music = colors.color13
  theme.widget_packages = colors.color4
  theme.widget_net_up = colors.color1
  theme.widget_net_down = colors.color2

  -- Generate taglist squares:
  --[[local taglist_square_size = dpi(4)
  theme.taglist_squares_sel = theme_assets.taglist_squares_sel(
      taglist_square_size, theme.fg_normal
  )
  theme.taglist_squares_unsel = theme_assets.taglist_squares_unsel(
      taglist_square_size, theme.fg_normal
  )--]]
  theme.taglist_squares_sel = nil
  theme.taglist_squares_unsel = nil

  -- Variables set for theming notifications:
  -- notification_font
  -- notification_[bg|fg]
  -- notification_[width|height|margin]
  -- notification_[border_color|border_width|shape|opacity]

  theme.notification_bg = colors.background
  theme.notification_fg = colors.foreground
  theme.notification_border_color = colors.color5

  -- Variables set for theming the menu:
  -- menu_[bg|fg]_[normal|focus]
  -- menu_[border_color|border_width]
  theme.menu_bg_normal = colors.background
  theme.menu_bg_focus  = colors.accent

  theme.menu_fg_normal = colors.foreground
  theme.menu_fg_focus  = "#ffffff"

  theme.menu_border_color = colors.background

  -- Generate Awesome icon:
  theme.awesome_icon = theme_assets.awesome_icon(
    16, colors.background, colors.accent
  )

  -- You can add as many variables as
  -- you wish and access them by using
  -- beautiful.variable in your rc.lua
  --theme.bg_widget = "#cc0000"

  theme.win9x_main = colors.background
  theme.win9x_bright = colors.color8
  theme.win9x_dark = colors.secondary
  theme.win9x_outer = colors.tertiary
  theme.win9x_focus = colors.accent
  theme.win9x_unfocus = colors.color8

  return theme
end