diff --git a/app/src/main/java/be/re/writand/MainActivity.kt b/app/src/main/java/be/re/writand/MainActivity.kt
index 9dfb089..b68edbc 100644
--- a/app/src/main/java/be/re/writand/MainActivity.kt
+++ b/app/src/main/java/be/re/writand/MainActivity.kt
@@ -20,7 +20,7 @@ class MainActivity : ComponentActivity() {
                 // A surface container using the 'background' color from the theme
                 Surface(
                     modifier = Modifier.fillMaxSize(),
-                    color = MaterialTheme.colors.background
+                    color = MaterialTheme.colors.primary
                 ) {
                     Greeting("Android")
                 }
diff --git a/app/src/main/java/be/re/writand/screens/components/Buttons.kt b/app/src/main/java/be/re/writand/screens/components/Buttons.kt
new file mode 100644
index 0000000..22e423e
--- /dev/null
+++ b/app/src/main/java/be/re/writand/screens/components/Buttons.kt
@@ -0,0 +1,34 @@
+package be.re.writand.screens.components
+
+import androidx.compose.foundation.layout.padding
+import androidx.compose.foundation.shape.RoundedCornerShape
+import androidx.compose.material.Button
+import androidx.compose.material.ButtonDefaults
+import androidx.compose.material.Text
+import androidx.compose.runtime.Composable
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.graphics.Color
+import androidx.compose.ui.unit.dp
+import be.re.writand.ui.theme.MainGreen
+
+/**
+ * A standard button with predefined color and shape.
+ * @param[text] the text that should be shown in the button.
+ * @param[onClick] the callback function to execute when the button is clicked.
+ * @param[enabled] boolean to express if the button is enabled to be clicked or not.
+ */
+@Composable
+fun WritandButton(
+    text: String,
+    onClick: () -> Unit,
+    enabled: Boolean = true
+) {
+    Button(
+        onClick = onClick,
+        colors = ButtonDefaults.buttonColors(backgroundColor = MainGreen),
+        shape = RoundedCornerShape(10.dp),
+        enabled = enabled
+    ) {
+        Text(text = text, color = Color.Black, modifier = Modifier.padding(5.dp))
+    }
+}
\ No newline at end of file
diff --git a/app/src/main/java/be/re/writand/ui/theme/Theme.kt b/app/src/main/java/be/re/writand/ui/theme/Theme.kt
index ef16ebc..a791cfc 100644
--- a/app/src/main/java/be/re/writand/ui/theme/Theme.kt
+++ b/app/src/main/java/be/re/writand/ui/theme/Theme.kt
@@ -10,13 +10,15 @@ import androidx.compose.ui.graphics.Color
 private val DarkColorPalette = darkColors(
     primary = MainGrey,
     primaryVariant = VariantDarkGrey,
-    secondary = MainGreen
+    secondary = MainGreen,
+    onBackground = Color.White
 )
 
 private val LightColorPalette = lightColors(
     primary = Color.White,
     primaryVariant = VariantLightGrey,
-    secondary = MainGreen
+    secondary = MainGreen,
+    onBackground = Color.Black
 
     /* Other default colors to override
     background = Color.White,
@@ -40,6 +42,6 @@ fun WritandTheme(darkTheme: Boolean = isSystemInDarkTheme(), content: @Composabl
         colors = colors,
         typography = Typography,
         shapes = Shapes,
-        content = content
+        content = content,
     )
 }
\ No newline at end of file
diff --git a/app/src/main/res/values/colors.xml b/app/src/main/res/values/colors.xml
index f8c6127..df1ed62 100644
--- a/app/src/main/res/values/colors.xml
+++ b/app/src/main/res/values/colors.xml
@@ -1,10 +1,9 @@
 <?xml version="1.0" encoding="utf-8"?>
 <resources>
-    <color name="purple_200">#FFBB86FC</color>
-    <color name="purple_500">#FF6200EE</color>
-    <color name="purple_700">#FF3700B3</color>
-    <color name="teal_200">#FF03DAC5</color>
-    <color name="teal_700">#FF018786</color>
+    <color name="main_green">#FF13CE66</color>
+    <color name="main_grey">#FF3F3F3F</color>
+    <color name="variant_dark_grey">#FF4F4F4F</color>
+    <color name="variant_light_grey">#FFE3E3E3</color>
     <color name="black">#FF000000</color>
     <color name="white">#FFFFFFFF</color>
 </resources>
\ No newline at end of file
diff --git a/app/src/main/res/values/themes.xml b/app/src/main/res/values/themes.xml
index 826be67..d7f57bb 100644
--- a/app/src/main/res/values/themes.xml
+++ b/app/src/main/res/values/themes.xml
@@ -2,6 +2,6 @@
 <resources>
 
     <style name="Theme.Writand" parent="android:Theme.Material.Light.NoActionBar">
-        <item name="android:statusBarColor">@color/purple_700</item>
+        <item name="android:statusBarColor">@color/main_green</item>
     </style>
 </resources>
\ No newline at end of file