Additive Synthesis

<svg
    xmlns="http://www.w3.org/2000/svg"
    width="512"
    height="512"
    viewBox="0 0 512 512"
>
    <linearGradient
        id="a"
        x1="256"
        x2="256"
        y1="512"
        y2="-85.333"
        gradientUnits="userSpaceOnUse"
    >
        <stop offset="0" stop-color="#ffbef9" />
        <stop offset="1" stop-color="#fff1ff" />
    </linearGradient>
    <linearGradient
        id="b"
        x1="256"
        x2="256"
        y1="407"
        y2="105"
        gradientUnits="userSpaceOnUse"
    >
        <stop offset="0" stop-color="#ff81ff" />
        <stop offset="1" stop-color="#a93aff" />
    </linearGradient>
    <circle cx="256" cy="256" r="256" fill="url(#a)" />
    <path
        fill="url(#b)"
        d="M344.477 240.664c-4.879 0-8.848-3.969-8.848-8.848v-8.848h17.695v8.848c0 4.879-3.969 8.848-8.847 8.848zm-61.934 2.949v-20.645h-17.695v20.645c0 4.879 3.969 8.848 8.848 8.848s8.847-3.969 8.847-8.848zm35.391-47.187c0-4.879-3.969-8.848-8.848-8.848s-8.848 3.969-8.848 8.848v8.848h17.695v-8.848zM380.457 105H131.543C116.907 105 105 116.907 105 131.543v73.73h35.98v-38.34c0-14.636 11.907-26.543 26.543-26.543s26.543 11.907 26.543 26.543v38.34h17.695v-20.645c0-14.636 11.907-26.543 26.543-26.543s26.543 11.907 26.543 26.543v20.645h17.695v-8.848c0-14.636 11.907-26.543 26.543-26.543s26.543 11.907 26.543 26.543v8.848h17.695v-38.34c0-14.636 11.907-26.543 26.543-26.543H407v-8.848C407 116.907 395.093 105 380.457 105zm-9.437 61.934v38.34H407v-47.188h-27.133c-4.878 0-8.847 3.969-8.847 8.848zm-123.868 17.695c0-4.879-3.969-8.848-8.848-8.848s-8.848 3.969-8.848 8.848v20.645h17.695v-20.645zM140.98 231.816v-8.848H105v17.695h27.133c4.878.001 8.847-3.968 8.847-8.847zm70.782 29.493v-38.34h-17.695v38.34c0 4.879 3.969 8.848 8.848 8.848s8.847-3.97 8.847-8.848zm-35.391-94.375c0-4.879-3.969-8.848-8.848-8.848s-8.848 3.969-8.848 8.848v38.34h17.695v-38.34zm138.613 222.371h-14.746v-12.977h-88.477v12.977h-14.746a8.848 8.848 0 0 0 0 17.696h117.969a8.848 8.848 0 0 0 0-17.696zm56.036-157.489c0 14.636-11.907 26.543-26.543 26.543s-26.543-11.907-26.543-26.543v-8.848h-17.695v20.645c0 14.636-11.907 26.543-26.543 26.543s-26.543-11.907-26.543-26.543v-20.645h-17.695v38.34c0 14.636-11.907 26.543-26.543 26.543s-26.543-11.907-26.543-26.543v-38.34h-17.695v8.848c0 14.636-11.907 26.543-26.543 26.543H105v47.188h302v-82.578h-35.98zM105 323.242c0 16.288 13.204 29.492 29.492 29.492h243.016c16.288 0 29.492-13.204 29.492-29.492z"
    />
</svg>