===GetColumnColour===

The **GetColumnColour** function of the [[AQLHistResponse]] class returns a suitable colour for a particular value and property.

For performance reasons, it is better to use the [[GetColourMap]] function or the [[GetAnalogueColourMap]] functions if available and suitable.

==Parameters==

^Parameter^Type^Default^Meaning^
|col|str||The name of the column|
|val|float||The value to be converted to a colour|

==Return==

Returns a colour code. This will be a tuple containing the red, green and blue values for the colour.