Color

Description:
Creates and returns Color object.
Arguments:
- 1) number r An integer from 0-255 describing the red value of the color.
- 2) number g An integer from 0-255 describing the green value of the color.
- 3) number b An integer from 0-255 describing the blue value of the color.
- 4) number a An integer from 0-255 describing the alpha (transparency) of the color.(default 255)
Returns:
- 1) Color The created color object.