The ODbL does not require any particular license for maps produced from ODbL data. Prior to 1 August 2020, map tiles produced by the OpenStreetMap Foundation were licensed under the CC-BY-SA-2.0 license. Maps produced by other people may be subject to other licences.Open Database LicenseODbLhttp://opendatacommons.org/licenses/odbl/1.0/true
Change color into brown, same color from National Assembly logo of South Korea. It is because the former red color could be confused with main color of PPP