Filter

<svg
    xmlns="http://www.w3.org/2000/svg"
    width="100"
    height="100"
    viewBox="0 0 480 480"
>
    <path
        d="M315 75c-26.989 0-52.485 6.514-75 18.051C217.486 81.514 191.989 75 165 75 74.019 75 0 149.018 0 239.999.004 330.982 74.023 405.002 165 405c26.989 0 52.485-6.515 74.999-18.053C262.514 398.486 288.011 405 315 405c90.979 0 164.998-74.02 165-165.002-.002-90.982-74.021-165-165-164.998zM165 375c-74.436.002-134.997-60.56-135-135.002C30 165.56 90.56 105 165 105c15.801 0 30.973 2.737 45.077 7.748a166.432 166.432 0 0 0-23.972 24.366 105.96 105.96 0 0 0-21.107-2.112c-28.043 0-54.41 10.921-74.242 30.754-19.833 19.832-30.755 46.199-30.754 74.243C60.002 297.897 107.104 345 165 345c7.224 0 14.279-.734 21.096-2.13a166.397 166.397 0 0 0 23.982 24.38C195.974 372.262 180.802 375 165 375zm53.033-188.034c14.166 14.165 21.967 32.999 21.968 53.03-.001 29.513-17.141 55.089-41.982 67.323-11.456-19.828-18.018-42.822-18.019-67.321 0-24.512 6.569-47.518 18.036-67.353a75.122 75.122 0 0 1 19.997 14.321zm-50.017 127.958A77.327 77.327 0 0 1 165 315c-41.354 0-74.998-33.646-74.998-75.002-.001-20.03 7.8-38.863 21.967-53.029 14.166-14.166 32.999-21.967 53.032-21.967 1.009 0 2.012.033 3.014.072C156.5 187.57 150 213.039 150 239.999c.001 26.96 6.502 52.429 18.016 74.925zm71.983 37.269a136.058 136.058 0 0 1-23.952-20.468c32.156-17.968 53.951-52.348 53.953-91.728-.001-28.045-10.923-54.411-30.755-74.243a105.423 105.423 0 0 0-23.152-17.531A136.032 136.032 0 0 1 240 127.805c36.153 24.248 59.999 65.486 60 112.193-.001 46.708-23.847 87.947-60.001 112.195zM315 375c-15.802 0-30.974-2.737-45.079-7.748 36.668-30.29 60.078-76.09 60.079-127.254-.001-51.164-23.409-96.962-60.077-127.25A134.413 134.413 0 0 1 315 105c74.437-.002 134.998 60.559 135 134.998C449.999 314.439 389.437 375 315 375z"
    />
</svg>