Change color

Problem/Motivation

When need change color for pen or pad this error apear in create new node.

Drupal
10.2.4

Deprecated function: Invalid characters passed for attempted conversion, these have been ignored in _signature_field_color_unpack() (line 59 of modules/contrib/signature_field/signature_field.module).

If no custom color, no has any errors.

Steps to reproduce

Proposed resolution

Remaining tasks

User interface changes

API changes

Data model changes