Color picker fails on manual hex code entry

[six7]

Describe the bug: The color picker in graph sets fails when entering a hex value manually, displaying an error message that states "something went wrong."

Steps to Reproduce:

1. Open the graph sets color picker.
2. Attempt to enter a hex color code manually.

Expected Behavior: The application should accept the hex value and update the color picker accordingly.

Actual Behavior: An error message appears stating "something went wrong," and the hex input is not accepted.

Slack thread: https://hyma-team.slack.com/archives/C03B3KA9LM8/p1747823894669869?thread_ts=1747823894.669869&cid=C03B3KA9LM8

Show all messages

nuthan wrote: In graph sets, the color picker fails when attempting to manually enter a hex value. Instead of accepting the input, it displays an error message saying "something went wrong."

six.jan wrote: @issue_assistant create issue in tokens-studio/graph-engine