(@ rgb-color color .result +-
    _bit[
            32 .. 25  .
            24 .. 17  .red
            16 ..  9  .green
             8 ..  1  .blue
        ]
        (% 
            color .%
        )
        (@ x +-
            (x .result)
        )
+
    {integer : 2^32} color
    {rgb} result
)
