[Accessibility]: Compare page: Diff has poor color contrast

[umpox]

Audit type

ARC Toolkit

User journey audit issue

#34426

Problem description

Expected behavior

We should work with design to improve the diff colors to ensure better color contrast.

Note: Both for dark and light mode.

Additional details

No response

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Owner

This issue will be fixed by my team, I have assigned a relevant member to it, or I will do so in the near future.

[umpox]

The work to fix this has been merged in #37385. It is currently feature flagged so we can test internally before enabling it site-wide.

We have an issue (#37535) to enable it fully over the coming weeks, closing this in favour of that!