edited post

themes/mytheme/assets/css/core/theme-vars.css

@@ -18,7 +18,6 @@
 }
 
 .dark {
-    --theme: #242424;
     --entry: rgb(46, 46, 51);
     --primary: rgb(218, 218, 219);
     --secondary: rgb(155, 156, 157);

themes/mytheme/layouts/partials/footer.html

@@ -70,9 +70,17 @@
         if (document.body.className.includes("dark")) {
             document.body.classList.remove('dark');
             localStorage.setItem("pref-theme", 'light');
+            {{- if site.Params.label.icon_dark }}
+                document.body.getElementById('main-logo').src = "{{site.Params.label.icon}}";
+            {{- end }}
+
         } else {
             document.body.classList.add('dark');
             localStorage.setItem("pref-theme", 'dark');
+            {{- if site.Params.label.icon_dark }}
+                document.body.getElementById('main-logo').src = "{{site.Params.label.icon_dark}}";
+            {{- end }}
+            
         }
     })
 

themes/mytheme/layouts/partials/header.html

@@ -5,7 +5,7 @@
             {{- if site.Title }}
             <a href="{{ "" | absLangURL }}" accesskey="h" title="{{ $label_text }}">
                 {{- if site.Params.label.icon }}
-                <img src="{{- site.Params.label.icon | absURL -}}" alt="" aria-label="logo"
+                <img id="main-logo" src="{{- site.Params.label.icon | absURL -}}" alt="" aria-label="logo"
                     height="{{- site.Params.label.iconHeight | default "24" -}}">
                 {{- end -}}
                 {{- else  }}
@@ -14,7 +14,7 @@
             </a>
             <div class="logo-switches">
                 {{- if (not site.Params.disableThemeToggle) }}
-                <button id="theme-toggle" accesskey="t" title="(Alt + T)">
+                <button id="theme-toggle" accesskey="t">
                     <svg id="moon" xmlns="http://www.w3.org/2000/svg" width="24" height="18" viewBox="0 0 24 24"
                         fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round"
                         stroke-linejoin="round">