JSFiddle - React, Tailwind, and code Playground

HTML

<div class="thumb_image_holder_orange">
    <img src="http://dummyimage.com/114x64/000/fff.png" />
</div>

CSS

.hover {
    background: #ccc
}

JavaScript

$('.thumb_image_holder_orange > img').hover(function(){
    $(this).parent().toggleClass('hover');
})