Whatsapp

<svg
    xmlns="http://www.w3.org/2000/svg"
    width="512"
    height="512"
    viewBox="0 0 152 152"
>
    <radialGradient
        id="a"
        cx="76"
        cy="76"
        r="76"
        gradientUnits="userSpaceOnUse"
    >
        <stop offset="0" stop-color="#66bb6a" />
        <stop offset="1" stop-color="#2e7d32" />
    </radialGradient>
    <g>
        <g>
            <rect width="152" height="152" fill="url(#a)" rx="76" />
            <g fill="#fff">
                <path
                    d="M133.2 26c-11.08 20.34-26.75 41.32-46.33 60.9S46.31 122.12 26 133.2q-1.91-1.66-3.71-3.46A76 76 0 1 1 129.74 22.26q1.8 1.8 3.46 3.74z"
                    opacity=".1"
                />
                <path
                    d="M76 36a40 40 0 0 0-32.39 63.45l-5 14.86L54 109.39A40 40 0 1 0 76 36zm21.26 56.57L93 96.83c-4.48 4.48-16.36-.45-26.89-11S50.86 63.43 55.12 59l4.26-4.26a4.47 4.47 0 0 1 6.05 0L71.71 61a4.17 4.17 0 0 1-1.57 6.94 4.07 4.07 0 0 0-2.69 4.94c1.12 4.7 7.17 10.53 11.66 11.65A4.27 4.27 0 0 0 84 81.81a4.18 4.18 0 0 1 7-1.57l6.27 6.28a4.47 4.47 0 0 1-.01 6.05z"
                />
            </g>
        </g>
    </g>
</svg>