JSFiddle - React, Tailwind, and code Playground
HTML
<label class="radio-inline conf-option-1"><input type="radio" class="checkbox-radio" name="configoption[1]" value="1" onclick="prodconfrecalcsummary()">
<i class="icon-addon"></i>
<span class="addon-qty"></span>
<span class="addon-text">Text</span>
<span class="addon-price"> Text </span>
</label>
<label class="radio-inline conf-option-2"><input type="radio" class="checkbox-radio" name="configoption[2]" value="2" onclick="prodconfrecalcsummary()">
<i class="icon-addon"></i>
<span class="addon-qty"></span>
<span class="addon-text">Text</span>
<span class="addon-price"> Text </span>
</label>
<label class="radio-inline conf-option-3"><input type="radio" class="checkbox-radio" name="configoption[3]" value="3" onclick="prodconfrecalcsummary()">
<i class="icon-addon"></i>
<span class="addon-qty"></span>
<span class="addon-text">Text</span>
<span class="addon-price"> Text </span>
</label>
CSS
.selected
{
background-color:red;
}
JavaScript
jQuery(".checkbox-radio").change(function() {
$(".radio-inline").removeClass("selected");
if ($(this).is(':checked'))
$(this).closest(".radio-inline").addClass("selected");
else
$(this).closest(".radio-inline").removeClass("selected");
});