RandomRGB = function (min, max)
{
    if (min === undefined) { min = 0; }
    if (max === undefined) { max = 255; }

    return new Color(Between(min, max), Between(min, max), Between(min, max));
}
Creates a new Color object where the r, g, and b values have been set to random values
based on the given min max values.

@function Phaser.Display.Color.RandomRGB
@since 3.0.0

@param {number} [min=0] - The minimum value to set the random range from (between 0 and 255)
@param {number} [max=255] - The maximum value to set the random range from (between 0 and 255)

@return {Phaser.Display.Color} A Color object.