Calculates the "distance" between two colors, where the distance is
    another color whose components are the absolute values of the difference
    between each component of the input colors.

def get_color_dist(c1, c2):
    """Calculates the "distance" between two colors, where the distance is
    another color whose components are the absolute values of the difference
    between each component of the input colors.
    """
    return tuple(abs(v1 - v2) for v1, v2 in itertools.izip(c1, c2))