Some people look at a venerable resource like resistor color code charts and see something tried and true, but to [Andrew Jeddeloh], there’s room for improvement. A search for a more intuitiv… ...

Is there a mathematical function/equation that will find the complementary color of a given hex color code (i.e. 000000 for black, FF0000 for red, etc) So if I input 000000, I'll get FFFFFF back.