The exported representation of colours is an unsigned 32bit value in host order

The value is divided into four 8bit channels. These are:

Bits	Name	Desciption
0-7	Blue	The blue intensity of the colour 0 is off 0xff is fully on
8-15	Green	The green intensity of the colour 0 is off 0xff is fully on
16-23	Red	The red intensity of the colour 0 is off 0xff is fully on
24-31	Alpha	The Alpha component represents the opacity of the colour 0 is fully transparent and 0xff is opaque

