How to change default colours of the code block provides?

[Moin]

The color is added depending on the language. You can check whether Swift is added in the highlighted_languages and if detection still does not work, you can also manually set the language for a code block.

Select the programming language used in code blocks

When using triple backticks to enclose code blocks, Discourse will attempt to autodetect the language using highlight.js. If this does not do what you expect, you can type a language name after the first set of backticks: E.g. ``` ruby 3.times do |stuff| stuff.do end ``` Result: 3.times do |stuff| stuff.do end The chosen language must match be one of the highlighted_languages configured for the site. If that does not work, please talk to your site administrator. See: Configure which pr…