diff --git a/index.pug b/index.pug
index 6986682..7d0164f 100644
--- a/index.pug
+++ b/index.pug
@@ -69,9 +69,9 @@ html(lang="en-gb")
 
                                 #new-palette(style="display: none;")
                                     .half
-                                        input#colour-background(type="color" value="#000")
+                                        input#colour-background(type="color" value="#000000")
                                     .half
-                                        input#colour-foreground(type="color" value="#fff")
+                                        input#colour-foreground(type="color" value="#ffffff")
 
                                 label
                                     input#dither(type="checkbox" checked=true)
diff --git a/script.js b/script.js
index f25a16e..ed11d6e 100644
--- a/script.js
+++ b/script.js
@@ -261,8 +261,8 @@ async function run() {
         inputRoomName.value         = "";
         selectPalette.innerHTML     = "";
         divNewPalette.style.display = "none";
-        inputColourBackground.value = "#000";
-        inputColourForeground.value = "#fff";
+        inputColourBackground.value = "#000000";
+        inputColourForeground.value = "#ffffff";
         checkboxDither.checked      = true;
     }