lualine.nvim/lua/lualine/themes/powerline_dark.lua

-- Copyright (c) 2021 Ashish Panigrahi
-- MIT license, see LICENSE for more details.
-- stylua: ignore
local colors = {
  black        = '#202020',
  neon         = '#DFFF00',
  white        = '#FFFFFF',
  green        = '#00D700',
  purple       = '#5F005F',
  blue         = '#00DFFF',
  darkblue     = '#00005F',
  navyblue     = '#000080',
  brightgreen  = '#9CFFD3',
  gray         = '#444444',
  darkgray     = '#3c3836',
  lightgray    = '#504945',
  inactivegray = '#7c6f64',
  orange       = '#FFAF00',
  red          = '#5F0000',
  brightorange = '#C08A20',
  brightred    = '#AF0000',
  cyan         = '#00DFFF',
}

return {
  normal = {
    a = {bg = colors.neon, fg = colors.black, gui = 'bold'},
    b = {bg = colors.gray, fg = colors.white},
    c = {bg = colors.black, fg = colors.brightgreen}
  },
  insert = {
    a = {bg = colors.blue, fg = colors.darkblue, gui = 'bold'},
    b = {bg = colors.navyblue, fg = colors.white},
    c = {bg = colors.purple, fg = colors.white}
  },
  visual = {
    a = {bg = colors.orange, fg = colors.black, gui = 'bold'},
    b = {bg = colors.darkgray, fg = colors.white},
    c = {bg = colors.red, fg = colors.white}
  },
  replace = {
    a = {bg = colors.brightred, fg = colors.white, gui = 'bold'},
    b = {bg = colors.cyan, fg = colors.darkblue},
    c = {bg = colors.navyblue, fg = colors.white}
  },
  command = {
    a = {bg = colors.green, fg = colors.black, gui = 'bold'},
    b = {bg = colors.darkgray, fg = colors.white},
    c = {bg = colors.black, fg = colors.brightgreen}
  },
  inactive = {
    a = {bg = colors.darkgray, fg = colors.gray, gui = 'bold'},
    b = {bg = colors.darkgray, fg = colors.gray},
    c = {bg = colors.darkgray, fg = colors.gray}
  }
}