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# Colour Functions

This section describes Runtime functions used to define colours.

## Blue Function

Returns the blue component of the specified composite colour code.

## Green Function

Returns the Green component of the given composite colour code.

## Red Function

Returns the Red component of the specified composite colour code.

## QBColor Function

Returns the RGB colour code of the colour passed as a colour value through an older MS-DOS based programming system.

## RGB Function

Returns a Long integer colour value consisting of red, green, and blue components.

## RGB Function [VBA]

Returns a Long integer colour value consisting of red, green, and blue components, according to VBA colour formula.