Update hugo.toml

Author: uwefassnacht

hugo.toml

@@ -13,6 +13,7 @@ locale = "en-us"
 # --- GLOBAL THEME PARAMETERS ---
 [params]
   enableCodeCopy = true
+  colorScheme = "blowfish"  # Options: "blowfish", "congo", "forest", "ocean", "sunset", "fire", "terminal"
 
 [params.main]
   mainSections = ["posts"]