G) Then 
        If (rR &lt; rB) Then 
            Minimum = rR 
        Else 
            Minimum = rB 
        End If 
    Else 
        If (rB &lt; rG) Then 
            Minimum = rB 
        Else 
            Minimum = rG 
        End If 
    End If 
End Function 
</pre><h2>Limitations of the HLS Model</h2><p>Whilst the HLS Model is simple to implement, and gives a relatively easy colour 
picking interface, it is not a physically accurate model. That is to say, 
linear changes in luminance, hue or satur