goncholden <goncholden@protonmail.com> writes:

> I have been using global-whitespace-mode to highlight tabs and trailing spaces.
>
> Trailing spaces look good in red, but the colour used for highlighting
> tabs does not look good when one is using a dark background.  Can the
> contrast ratio be changed so that it adheres to WCAG Standard used for
> Colour Accessibility?

The colours look fine to me: