JSFiddle - React, Tailwind, and code Playground

HTML

<span id="result"></span>

JavaScript

var values = [{
        name: 'a',
        value: 5
    }, {
        name: 'b',
        value: 10
    }, {
        name: 'c',
        value: 4
    }]

    var min_value = Math.min.apply(null, values.map(function (x) {
        return x.value;
    }));

    var min_name = values.filter(function (item) {
        return item.value == min_value;
    })[0].name;

    document.getElementById('result').innerText = min_name;