JSFiddle - React, Tailwind, and code Playground

HTML

<div class="result">
    9
</div>

<div class="parag">
    A score of blah means you're something.
</div>

CSS

div.result
{
    width: 100%;
    color: #eee;
    background: #333;
    font-size: 26px;
}

.parag
{
    background: #333;
    font-size: 26px;
    color: #333;
}

JavaScript

result_val = 9;

if($(".result:contains(" + result_val + ")").length > 0 )
{
  $(".parag").css("color", "#eee");   
}