The grass fade colours are wrong in the swamp biome, with the colours clearly not matching up. Biome blend in settings was on 5x5, I changed it to 3x3 and back again and it was fixed. Seems to be limited to 1 chunk, only happens on this version. See attached.
Related issues
duplicates
Attachments
Comments

Thank you for your report!
We're tracking this issue in MC-173723, so this ticket is being resolved and linked as a duplicate.
If you would like to add a vote and any extra information to the main ticket it would be appreciated.
If you haven't already, you might like to make use of the search feature in the future to see if the issue has already been reported.
Quick Links:
📓 Issue Guidelines – 💬 Community Support – 📧 Customer Support – ✍️ Feedback and Suggestions – 📖 Game Wiki