Prerequisites

• I have searched for duplicate or closed issues
• I have validated any HTML to avoid common problems
• I have read the contributing guidelines

Describe the issue

When using nav-underline as described in section Underline of "Navs & tabs" but using a button element instead of an anchor a disabled button still has the primary color.

Reduced test cases

<ul class="nav nav-underline">
  <li class="nav-item">
    <button class="nav-link" disabled>Disabled</button>
  </li>
</ul>

What operating system(s) are you seeing the problem on?

Windows

What browser(s) are you seeing the problem on?

Chrome, Firefox

What version of Bootstrap are you using?

5.3.0