BKGCOLOR System Variable — GstarCAD 2027 3810 kbadmin September 25, 2026 System Variable Reference 4 BKGCOLOR System Variable GstarCAD 2027 · System Variables Type Integer Saved-in Registry Initial value 256 Range 0-256 Stores the background color in drawing window. Other versions with matching text 2013 · 2015 · 2016 · 2017 · 2018 · 2019 · 2020 · 2021 · 2022 · 2023 · 2024 · 2025 · 2026