Navigation Submenu custom color doesn't match between front end and editor

[shimotmk]

Description

Navigation Submenu custom color doesn't match between front end and editor.
It's easier to understand if you watch the video.

Step-by-step reproduction instructions

1. Go to post or Page
2. Insert Navigation & Navigation Submenu
3. Set background custom color
4. Color doesn't reflect in editor
5. Color reflects in front end

Screenshots, screen recording, code snippet

navigation.mp4

Environment info

• WordPress Version 6.7.1
• Gutenberg Version 20.1.0

Please confirm that you have searched existing issues in the repo.

• Yes

Please confirm that you have tested with all plugins deactivated except Gutenberg.

• Yes

Please confirm which theme type you used for testing.

• Block
• Classic
• Hybrid (e.g. classic with theme.json)
• Not sure

[Mayank-Tripathi32]

Hello @shimotmk,

Thank you for creating the report. However, this issue has already been documented.
It is a duplicate of #68350.
An open PR addressing this issue is available here: #68351.

Please feel free to review and test the pr to see if it resolves the issue for you. Thanks.

[shimotmk]

Thank you.
I didn't notice the duplication.🙈
Please move forward with this fix.
This issue will be closed.