def chroma_components(Lstar_P, S_RG, S_YB):
    """
    Returns the *chroma* components :math:`C_{RG}` and :math:`C_{YB}`.

    Parameters
    ----------
    Lstar_P : numeric
        *Achromatic Lightness* correlate :math:`L_p^\star`.
    S_RG : numeric
        *Saturation* component :math:`S_{RG}`.
    S_YB : numeric
        *Saturation* component :math:`S_{YB}`.

    Returns
    -------
    numeric
        *Chroma* components :math:`C_{RG}` and :math:`C_{YB}`.

    Examples
    --------
    >>> Lstar_P = 49.99988297570504
    >>> S_RG = -0.0028852716381965863
    >>> S_YB = -0.013039632941332499
    >>> chroma_components(Lstar_P, S_RG, S_YB)  # doctest: +ELLIPSIS
    (-0.0028852..., -0.0130396...)
    """

    C_RG = ((Lstar_P / 50) ** 0.7) * S_RG
    C_YB = ((Lstar_P / 50) ** 0.7) * S_YB

    return C_RG, C_YB