Where: :'''BigRGBValue''' - a [[BigRGBValueRGB]] - an RGB color number from 0 to 16777215 .
==== Example ====<syntaxhighlight>Assign a value, representing the Red color component of the [[RGB ]] color number 2138336 (Orange), to Value1 (Value1 will be assigned a value of 224): Value1=GetRValue(2138336);</syntaxhighlight>