control->MarkerDefine(wxSCI_MARKNUM_CHANGEUNSAVED, wxSCI_MARK_FULLRECT);
control->MarkerSetBackground(wxSCI_MARKNUM_CHANGEUNSAVED, wxColour(0xFF, 0xE6, 0x04));
control->MarkerDefine(wxSCI_MARKNUM_CHANGESAVED, wxSCI_MARK_FULLRECT);
control->MarkerSetBackground(wxSCI_MARKNUM_CHANGESAVED, wxColour(0x04, 0xFF, 0x50));
The colors for the changebar are currently hard coded in
sdk\cbeditor.cpp:1619
[...]
Can you open a feature request on SF to make this colors configurable?