% none)", "rgb(204, 255, 204)"],
    ["hwb(120 80% 0%)", "rgb(204, 255, 204)"],
    ["hwb(120 none 50%)", "rgb(0, 128, 0)"],
    ["hwb(120 0% 50%)", "rgb(0, 128, 0)"],
    ["hwb(120 30% 50% / none)", "rgba(77, 128, 77, 0)"],
    ["hwb(120 30% 50% / 0)", "rgba(77, 128, 77, 0)"],
    ["hwb(none 100% 50% / none)", "rgba(170, 170, 170, 0)"],
    ["hwb(0 100% 50% / 0)", "rgba(170, 170, 170, 0)"],

    // Test with number components.
    ["hwb(120 30 50)", "rgb(77, 128, 77)"],
    ["hwb(120 30 50 / 0.5)", "rgba(7