JSFiddle - React, Tailwind, and code Playground

HTML

<script src="http://people.iola.dk/olau/flot/jquery.flot.js"></script>
<script src="http://people.iola.dk/olau/flot/jquery.flot.pie.js"></script>
<div id="donutHolder">
    <div id="donut"></div>
    <span id="donutData"></span>   
</div>

CSS

#donutHolder {
    width: 350px;
    height: 350px;
    text-align: center;
    line-height: 350px;
    font-size: 80px;
    color: #f00;
    position: relative;
}

#donut {
    width: 100%;
    height: 100%;
}

#donutData {
    position: absolute;
    top: 0;
    left: 0;
    z-index: 1;
    width: 100%;
}

JavaScript

$(function () {

    var data = [
    { label: "Donated", data: 20, color: '#f00' },
    { label: "Goal", data: 78, color: '#D3D3D3' }
    ];

    $.plot($("#donut"), data,
    {
        series: {
            pie: {
                innerRadius: 0.7,
                show: true,
                label: { show: false }
            }
        },
        legend: { show: false }
    });
    
    $("#donutData").text(Math.round(data[0].data/data[1].data*100)+"%");
});