We're using Monokai the new dark theme for for CPython docs: python/python-docs-theme#44 - for example: https://docs.python.org/3.12/

Using the same technique as #2325 and #2038, here's contrast improvements to meet the WCAG AA guidelines.

For example, here we can see Keyword.Namespace (>>> import) and Comment (# Return the current working directory) (from https://docs.python.org/3.12/tutorial/stdlib.html):

Before	After

This also increased the minimum contrast of Monokai from 2.3 to 4.6, so tests/contrast/min_contrasts.json was updated, and I also ran scripts/update_contrasts.py as requested by tests and it sorted, and added some other missing styles.