RGBPercToHex
From WoWWiki
This is a user-defined function that you can copy and paste into your addon. Replace <PREFIX> with your addon's prefix to avoid conflicts between different versions of these functions.
Takes a RGB percent set (0.0-1.0) and converts it to a hex string.
local function RGBPercToHex(r, g, b)
r = r <= 1 and r >= 0 and r or 0
g = g <= 1 and g >= 0 and g or 0
b = b <= 1 and b >= 0 and b or 0
return string.format("%02x%02x%02x", r*255, g*255, b*255)
end
