diff --git a/src/platformtheme/khintssettings.h b/src/platformtheme/khintssettings.h
--- a/src/platformtheme/khintssettings.h
+++ b/src/platformtheme/khintssettings.h
@@ -81,6 +81,7 @@
     void updateQtSettings(KConfigGroup &cg);
     void updateShowIconsInMenuItems(KConfigGroup &cg);
     Qt::ToolButtonStyle toolButtonStyle(const KConfigGroup &cg);
+    void updateColorTheme(const QString &path);
     void updateCursorTheme();
     void updatePortalSetting();
 
diff --git a/src/platformtheme/khintssettings.cpp b/src/platformtheme/khintssettings.cpp
--- a/src/platformtheme/khintssettings.cpp
+++ b/src/platformtheme/khintssettings.cpp
@@ -87,7 +87,7 @@
     , mUsePortal(checkUsePortalSupport())
 {
     if (!mKdeGlobals) {
-        mKdeGlobals = KSharedConfig::openConfig();
+        mKdeGlobals = KSharedConfig::openConfig(QStringLiteral("kdeglobals"));
     }
     KConfigGroup cg(mKdeGlobals, "KDE");
 
@@ -459,19 +459,116 @@
         const QString looknfeel = readConfigValue(cg, QStringLiteral("LookAndFeelPackage"), defaultLookAndFeelPackage).toString();
         QString path = QStandardPaths::locate(QStandardPaths::GenericDataLocation, QStringLiteral("plasma/look-and-feel/") + looknfeel + QStringLiteral("/contents/colors"));
         if (!path.isEmpty()) {
-            m_palettes[QPlatformTheme::SystemPalette] = new QPalette(KColorScheme::createApplicationPalette(KSharedConfig::openConfig(path)));
+            updateColorTheme(path);
             return;
         }
 
         const QString scheme = readConfigValue(QStringLiteral("General"), QStringLiteral("ColorScheme"), QStringLiteral("Breeze")).toString();
         path = QStandardPaths::locate(QStandardPaths::GenericDataLocation, QStringLiteral("color-schemes/") + scheme + QStringLiteral(".colors"));
 
         if (!path.isEmpty()) {
-            m_palettes[QPlatformTheme::SystemPalette] = new QPalette(KColorScheme::createApplicationPalette(KSharedConfig::openConfig(path)));
+            updateColorTheme(path);
         }
     }
 }
 
+void KHintsSettings::updateColorTheme(const QString &path)
+{
+    m_palettes[QPlatformTheme::SystemPalette] = new QPalette(KColorScheme::createApplicationPalette(KSharedConfig::openConfig(path)));
+
+    // Build the colorscheme in kdeglobals as it wasn't initialized yet
+    KSharedConfigPtr config = KSharedConfig::openConfig(path);
+
+    const QStringList colorSetGroupList{
+        QStringLiteral("Colors:View"),
+        QStringLiteral("Colors:Window"),
+        QStringLiteral("Colors:Button"),
+        QStringLiteral("Colors:Selection"),
+        QStringLiteral("Colors:Tooltip"),
+        QStringLiteral("Colors:Complementary")
+    };
+
+    const QList<KColorScheme> colorSchemes{
+        KColorScheme(QPalette::Active, KColorScheme::View, config),
+        KColorScheme(QPalette::Active, KColorScheme::Window, config),
+        KColorScheme(QPalette::Active, KColorScheme::Button, config),
+        KColorScheme(QPalette::Active, KColorScheme::Selection, config),
+        KColorScheme(QPalette::Active, KColorScheme::Tooltip, config),
+        KColorScheme(QPalette::Active, KColorScheme::Complementary, config)
+    };
+
+    for (int i = 0; i < colorSchemes.length(); ++i) {
+        KConfigGroup group(mKdeGlobals, colorSetGroupList.value(i));
+        group.writeEntry("BackgroundNormal", colorSchemes[i].background(KColorScheme::NormalBackground).color());
+        group.writeEntry("BackgroundAlternate", colorSchemes[i].background(KColorScheme::AlternateBackground).color());
+        group.writeEntry("ForegroundNormal", colorSchemes[i].foreground(KColorScheme::NormalText).color());
+        group.writeEntry("ForegroundInactive", colorSchemes[i].foreground(KColorScheme::InactiveText).color());
+        group.writeEntry("ForegroundActive", colorSchemes[i].foreground(KColorScheme::ActiveText).color());
+        group.writeEntry("ForegroundLink", colorSchemes[i].foreground(KColorScheme::LinkText).color());
+        group.writeEntry("ForegroundVisited", colorSchemes[i].foreground(KColorScheme::VisitedText).color());
+        group.writeEntry("ForegroundNegative", colorSchemes[i].foreground(KColorScheme::NegativeText).color());
+        group.writeEntry("ForegroundNeutral", colorSchemes[i].foreground(KColorScheme::NeutralText).color());
+        group.writeEntry("ForegroundPositive", colorSchemes[i].foreground(KColorScheme::PositiveText).color());
+        group.writeEntry("DecorationFocus", colorSchemes[i].decoration(KColorScheme::FocusColor).color());
+        group.writeEntry("DecorationHover", colorSchemes[i].decoration(KColorScheme::HoverColor).color());
+    }
+
+    KConfigGroup groupWMTheme(config, "WM");
+    KConfigGroup groupWMOut(mKdeGlobals, "WM");
+
+    const QStringList colorItemListWM{
+        QStringLiteral("activeBackground"),
+        QStringLiteral("activeForeground"),
+        QStringLiteral("inactiveBackground"),
+        QStringLiteral("inactiveForeground"),
+        QStringLiteral("activeBlend"),
+        QStringLiteral("inactiveBlend")
+    };
+
+    const QVector<QColor> defaultWMColors{
+        QColor(71,80,87),
+        QColor(239,240,241),
+        QColor(239,240,241),
+        QColor(189,195,199),
+        QColor(255,255,255),
+        QColor(75,71,67)
+    };
+
+    int i = 0;
+    for (const QString &coloritem : colorItemListWM) {
+        groupWMOut.writeEntry(coloritem, groupWMTheme.readEntry(coloritem, defaultWMColors.value(i)));
+        ++i;
+    }
+
+    const QStringList groupNameList{
+        QStringLiteral("ColorEffects:Inactive"),
+        QStringLiteral("ColorEffects:Disabled")
+    };
+
+    const QStringList effectList{
+        QStringLiteral("Enable"),
+        QStringLiteral("ChangeSelectionColor"),
+        QStringLiteral("IntensityEffect"),
+        QStringLiteral("IntensityAmount"),
+        QStringLiteral("ColorEffect"),
+        QStringLiteral("ColorAmount"),
+        QStringLiteral("Color"),
+        QStringLiteral("ContrastEffect"),
+        QStringLiteral("ContrastAmount")
+    };
+
+    for (const QString &groupName : groupNameList) {
+        KConfigGroup groupEffectOut(mKdeGlobals, groupName);
+        KConfigGroup groupEffectTheme(config, groupName);
+
+        for (const QString &effect : effectList) {
+            groupEffectOut.writeEntry(effect, groupEffectTheme.readEntry(effect));
+        }
+    }
+
+    mKdeGlobals->sync();
+}
+
 void KHintsSettings::updateCursorTheme()
 {
     KConfig config(QStringLiteral("kcminputrc"));