Just to add that if you're controlling them with the Graphics lib, you can specify a colour order: http://www.espruino.com/Reference#l_Graphics_createArrayBuffer
@Gordon started
Espruino is a JavaScript interpreter for low-power Microcontrollers. This site is both a support community for Espruino and a place to share what you are working on.
Just to add that if you're controlling them with the Graphics lib, you can specify a colour order: http://www.espruino.com/Reference#l_Graphics_createArrayBuffer