JSFiddle - React, Tailwind, and code Playground

HTML

<table>
    <tr>
        <td style="color: #333;">
            s
        </td>
        <td>
            s
        </td>
    </tr>
</table>

JavaScript

alert($('td[style="color: rgb(51, 51, 51);"], td[style="color: #333;"], td[style="COLOR: #333"]').length)