JSFiddle - React, Tailwind, and code Playground

HTML

<select>
    <option>Первый</option>
    <option>Второй</option>
    <option>Третий</option>
    <option>Четвертый</option>
    <option>Пятый</option>
</select>

CSS

select {
   color: #f00;
}
option {
    color: #000;
}
option:first-child {
   color: #f00;
}