def score_point(score):
    """
    Scores a point for use in plotting.

    Args:
        score: float score of point
    Returns:
        color: matplotlib color
    """
    col = 'darkred'
    if score > .9:
        col = 'limegreen'
    elif score > .8:
        col = 'green'
    elif score > .7:
        col = 'teal'
    elif score > .6:
        col = 'dodgerblue'
    elif score > .5:
        col = 'blue'
    elif score > .4:
        col = 'yellow'
    elif score > .3:
        col = 'orange'
    elif score > .2:
        col = 'peru'
    elif score > .1:
        col = 'red'
    return col