Please include a clear subject line so we can respond faster. Suggested prefixes: General, Privacy, Legal, or Advertising.
What we can help with
- General & feedback — questions about tools, feature ideas, or broken pages.
- Privacy & data rights — cookies, Google Analytics, advertising technologies, access or deletion requests where applicable. See our Privacy Policy.
- Legal — copyright or other legal notices (include URLs and a description of the issue).
- Advertising — direct sponsorships alongside programmatic ads (including Google AdSense). See Advertise with ChromaXP for inventory notes.
Before you write
For colour accuracy disputes on reference pages, include the page URL and the value you believe is correct. For advertising proposals, state whether creatives are family-safe and compliant with Google publisher policies.
Response times
We aim to reply to routine messages within several business days. Privacy and legal requests may need extra verification. This site does not provide emergency support.