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Cookbook › Themes

Change your theme’s colours, safely

Themes3 minutesChangesProTested 15 Oct 2026
Paste into ChatGPT or ClaudeMake a draft copy of my current theme. Change its background to cream and its links to dark green, then give me the preview link. Keep the live theme unchanged.

Changes your site. Standard asks you first in wp-admin; Trusted does it directly.

  1. Your assistant copies your active theme into a separate draft. Your live site keeps its theme.
  2. It reads the files it needs, then changes them in the draft only. Every file change is checked before saving: PHP for syntax, JSON for format.
  3. It gives you a preview link. Open it while logged in to see the draft; visitors still see the live theme.
  • “Undo the last change to the draft’s style.css.”
  • “Search the draft for every place the header colour is set.”
  • Theme drafts are a Pro feature.
  • The preview is for you while logged in. The draft’s PHP does run during the preview, so a syntax check can’t catch every mistake.