Dell XPS 9550 USB C Washed out colors

[HSelm]

iam having an issue with my xps 9550 when i connect my monitor to the hdmi port every thing is fine but when i connect it using usb c the colors go bad and every thing gets washed out alot

My Specs

Monitor: Apple Cinema HD

Laptop: Dell Xps 9550

Graphic Driver: Intel HD 530

[idata]

Hello SeSaM,

Thank you for joining this Community.I understand that you are experiencing color instability issues with Dell XPS 9550 when using a USB type C cable.In this case, please provide me with the .txt file that the System Support Utility will generate. To attach a file, you must click the "Attach" option on the bottom right-hand corner of the response box.https://downloadcenter.intel.com/download/25293/Intel-System-Support-Utility-for-Windows- https://downloadcenter.intel.com/download/25293/Intel-System-Support-Utility-for-Windows-As well let us know, what type of USB C cable are you using?Can you please provide us with your monitor's and cable model/brand?I hope to hear from you soon,Regards,Diego S.

[idata]

Hello SeSaM,We just wanted to double check if you still need further assistance.Please do not hesitate on contacting us back.Best Regards,Diego S.