hex2rgb & rgb2hex converters

local rgbcolor = {r = 214, g = 45, b = 172}
local testingcolor = {"D62DAC"}

local function decToHex(IN)
    local B,K,OUT,I,D=16,"0123456789ABCDEF","",0
    while IN>0 do
        I=I+1
        IN,D=math.floor(IN/B),math.fmod(IN,B)+1
        OUT=string.sub(K,D,D)..OUT
    end
    return OUT
end

local function hex2rgb(hex)
local k = string.len(hex)
local chars={}
  for n in hex:gmatch("[%w+]") do
    table.insert(chars, n)
  end
  for key,v in ipairs(chars) do
    if v=="A" then
      chars[key]=tonumber(10)
    elseif v=="B" then
      chars[key]=tonumber(11)
    elseif v=="C" then
      chars[key]=tonumber(12)
    elseif v=="D" then
      chars[key]=tonumber(13)
    elseif v=="E" then
      chars[key]=tonumber(14)
    elseif v=="F" then
      chars[key]=tonumber(15)
    end
 end
  if k == 6 then
    local R=(chars[1]*16)+(chars[2])
    local G=(chars[3]*16)+(chars[4])
    local B=(chars[5]*16)+(chars[6])
    local r="\nR: "..R.."\nG: "..G.."\nB: "..B
         return r
    end
end

local function rgb2hex(c)
    local output = "0x" .. decToHex(c["r"]) .. decToHex(c["g"]) .. decToHex(c["b"])
    return output
end

local hexcolor = rgb2hex(rgbcolor)
local test = hex2rgb("D62DAC")
print(hexcolor)
print(test)