JSFiddle - React, Tailwind, and code Playground

HTML

<script src="http://www.checkman.io/please/js/Please-compressed.js"></script>
<body>
    <div class="c" id="c0"></div>
    <div class="c" id="c1"></div>
    <div class="c" id="c2"></div>
    <div class="c" id="c3"></div>
    <div class="c" id="c4"></div>
    <div class="c" id="c5"></div>
    <div class="c" id="c6"></div>
    <pre id="debug"></pre>
</body>

CSS

.c {
    width:50px;
    height:50px;
    display: inline-block;
}

JavaScript

var c = Please.make_scheme(Please.HEX_to_HSV("#273"), {
    scheme_type: 'double', //set scheme type
    format: 'rgb-string' //give it to us in rgb
});

$('#debug').text(JSON.stringify(c, void 0, "  "))
for (var i = 0; i<c.length; i++)
    $("#c"+i).css('background-color', c[i]);