disabled default color features still output as CSS variables in DOM

[via-lars]

Description

disabling color features such as default pallette by theme.json lets their values still be output in DOM by WordPress as CSS variables

Step-by-step reproduction instructions

1.  "$schema": "https://schemas.wp.org/wp/6.0/theme.json",
    "version": 2,
    "settings": {
        "color": {
            "defaultPalette": false,
            "defaultGradients": false,
            "defaultDuotone": false
    }
    }
   

}```
2. see debugger

Screenshots, screen recording, code snippet

Environment info

WordPress 6.0.1

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

[skorasaurus]

Hi,

Thank you for your request.

The default color palette is still loaded so those variables can by other plugins in the WordPress Ecosystem (as explained at #24684 (comment))

Discussion is ongoing in #29568 and you can share your comments in there.

Regarding the removal of the duotones and gradients:
This has been requested in #38299