diff --git a/app/src/main/kotlin/at/bitfire/davdroid/ui/intro/IntroActivity.kt b/app/src/main/kotlin/at/bitfire/davdroid/ui/intro/IntroActivity.kt
index 57d222f62..cc19cd9da 100644
--- a/app/src/main/kotlin/at/bitfire/davdroid/ui/intro/IntroActivity.kt
+++ b/app/src/main/kotlin/at/bitfire/davdroid/ui/intro/IntroActivity.kt
@@ -24,8 +24,8 @@ import androidx.fragment.app.Fragment
 import androidx.fragment.app.activityViewModels
 import androidx.lifecycle.ViewModel
 import at.bitfire.davdroid.log.Logger
-import at.bitfire.davdroid.ui.M2Colors
-import at.bitfire.davdroid.ui.M2Theme
+import at.bitfire.davdroid.ui.AppTheme
+import at.bitfire.davdroid.ui.M3ColorScheme
 import com.github.appintro.AppIntro2
 import dagger.hilt.android.AndroidEntryPoint
 import dagger.hilt.android.lifecycle.HiltViewModel
@@ -49,7 +49,7 @@ class IntroActivity : AppIntro2() {
             })
         }
 
-        setBarColor(M2Colors.primaryDark.toArgb())
+        setBarColor(M3ColorScheme.LightColors.primary.toArgb())
         isSkipButtonEnabled = false
 
         onBackPressedDispatcher.addCallback(this) {
@@ -88,7 +88,7 @@ class IntroActivity : AppIntro2() {
             ComposeView(requireActivity()).apply {
                 setViewCompositionStrategy(ViewCompositionStrategy.DisposeOnViewTreeLifecycleDestroyed)
                 setContent {
-                    M2Theme {
+                    AppTheme {
                         Box(Modifier.padding(bottom = dimensionResource(com.github.appintro.R.dimen.appintro2_bottombar_height))) {
                             page.ComposePage()
                         }
diff --git a/app/src/main/kotlin/at/bitfire/davdroid/ui/intro/WelcomePage.kt b/app/src/main/kotlin/at/bitfire/davdroid/ui/intro/WelcomePage.kt
index 4282cd6d6..19820c87c 100644
--- a/app/src/main/kotlin/at/bitfire/davdroid/ui/intro/WelcomePage.kt
+++ b/app/src/main/kotlin/at/bitfire/davdroid/ui/intro/WelcomePage.kt
@@ -4,7 +4,6 @@
 
 package at.bitfire.davdroid.ui.intro
 
-import android.app.Application
 import android.content.res.Configuration
 import androidx.compose.foundation.Image
 import androidx.compose.foundation.background
@@ -31,7 +30,6 @@ import androidx.compose.ui.tooling.preview.Preview
 import androidx.compose.ui.unit.dp
 import androidx.compose.ui.unit.sp
 import at.bitfire.davdroid.R
-import at.bitfire.davdroid.ui.M2Colors.primaryDark
 
 class WelcomePage: IntroPage {
 
@@ -55,7 +53,7 @@ class WelcomePage: IntroPage {
         Column(
             modifier = Modifier
                 .fillMaxSize()
-                .background(color = primaryDark),
+                .background(color = MaterialTheme.colorScheme.primary),
         ) {
             Image(
                 painter = painterResource(R.drawable.ic_launcher_foreground),
@@ -108,7 +106,7 @@ class WelcomePage: IntroPage {
         Row(
             modifier = Modifier
                 .fillMaxSize()
-                .background(color = primaryDark)
+                .background(color = MaterialTheme.colorScheme.primary)
                 .padding(
                     bottom = dimensionResource(
                         com.github.appintro.R.dimen.appintro2_bottombar_height