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numofitems = numofitems - 1
end
redsum = redsum + redvalue*(intensityfactor*
greensum = greensum + greenvalue*(intensityfactor*
bluesum = bluesum + bluevalue*(intensityfactor*0.11)
end
local result='#' .. string.format("%.2X%.2X%.2X", 255*(1-redsum/numofitems), 255*(1-greensum/numofitems), 255*(1-bluesum/numofitems))
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