diff --git a/app/build.gradle b/app/build.gradle
index 10b8fd47..63353d80 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -93,31 +93,25 @@ dependencies {
     // EmojiCompat
     implementation "com.android.support:support-emoji:$supportLibraryVersion"
     implementation "com.android.support:support-emoji-appcompat:$supportLibraryVersion"
-    implementation "de.c1710:filemojicompat:1.0.14"
+    implementation 'de.c1710:filemojicompat:1.0.14'
     // architecture components
     implementation 'android.arch.lifecycle:extensions:1.1.1'
     //room
     implementation 'android.arch.persistence.room:runtime:1.1.1'
     kapt 'android.arch.persistence.room:compiler:1.1.1'
-
     implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk7:$kotlin_version"
-
     testImplementation 'junit:junit:4.12'
-
     implementation "com.google.dagger:dagger:$daggerVersion"
     kapt "com.google.dagger:dagger-compiler:$daggerVersion"
     implementation "com.google.dagger:dagger-android:$daggerVersion"
     implementation "com.google.dagger:dagger-android-support:$daggerVersion"
     kapt "com.google.dagger:dagger-android-processor:$daggerVersion"
-
-    testImplementation "org.robolectric:robolectric:3.8"
-    testImplementation "org.mockito:mockito-inline:2.19.1"
+    testImplementation 'org.robolectric:robolectric:3.8'
+    testImplementation 'org.mockito:mockito-inline:2.19.1'
     androidTestImplementation('com.android.support.test.espresso:espresso-core:3.0.1', {
         exclude group: 'com.android.support', module: 'support-annotations'
     })
-
     debugImplementation 'im.dino:dbinspector:3.4.1@aar'
-
     implementation 'io.reactivex.rxjava2:rxjava:2.1.16'
     implementation 'io.reactivex.rxjava2:rxandroid:2.0.2'
     implementation 'com.uber.autodispose:autodispose-android-archcomponents:0.8.0'
diff --git a/app/src/main/java/com/keylesspalace/tusky/BaseActivity.java b/app/src/main/java/com/keylesspalace/tusky/BaseActivity.java
index af55d6d7..858974c6 100644
--- a/app/src/main/java/com/keylesspalace/tusky/BaseActivity.java
+++ b/app/src/main/java/com/keylesspalace/tusky/BaseActivity.java
@@ -25,6 +25,7 @@ import android.os.Bundle;
 import android.preference.PreferenceManager;
 import android.support.annotation.Nullable;
 import android.support.v7.app.AppCompatActivity;
+import android.util.Log;
 import android.util.TypedValue;
 import android.view.Menu;
 
@@ -59,6 +60,10 @@ public abstract class BaseActivity extends AppCompatActivity implements Injectab
          * runtime, just individual activities. So, each activity has to set its theme before any
          * views are created. */
         String theme = preferences.getString("appTheme", ThemeUtils.APP_THEME_DEFAULT);
+        Log.d("activeTheme", theme);
+        if (theme.equals("black")) {
+            setTheme(R.style.TuskyBlackTheme);
+        }
         ThemeUtils.setAppNightMode(theme, this);
 
         long accountId = getIntent().getLongExtra("account", -1);
diff --git a/app/src/main/java/com/keylesspalace/tusky/ComposeActivity.java b/app/src/main/java/com/keylesspalace/tusky/ComposeActivity.java
index 73676b49..70c24130 100644
--- a/app/src/main/java/com/keylesspalace/tusky/ComposeActivity.java
+++ b/app/src/main/java/com/keylesspalace/tusky/ComposeActivity.java
@@ -216,6 +216,11 @@ public final class ComposeActivity
     @Override
     public void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
+        SharedPreferences preferences = PreferenceManager.getDefaultSharedPreferences(this);
+        String theme = preferences.getString("appTheme", ThemeUtils.APP_THEME_DEFAULT);
+        if (theme.equals("black")) {
+            setTheme(R.style.TuskyDialogActivityBlackTheme);
+        }
         setContentView(R.layout.activity_compose);
 
         replyTextView = findViewById(R.id.composeReplyView);
@@ -381,7 +386,6 @@ public final class ComposeActivity
         if (intent != null) {
 
             if (startingVisibility == Status.Visibility.UNKNOWN) {
-                SharedPreferences preferences = PreferenceManager.getDefaultSharedPreferences(this);
                 Status.Visibility preferredVisibility = Status.Visibility.byString(
                         preferences.getString("defaultPostPrivacy",
                                 Status.Visibility.PUBLIC.serverString()));
diff --git a/app/src/main/java/com/keylesspalace/tusky/LoginActivity.kt b/app/src/main/java/com/keylesspalace/tusky/LoginActivity.kt
index 856ab434..cfb0d286 100644
--- a/app/src/main/java/com/keylesspalace/tusky/LoginActivity.kt
+++ b/app/src/main/java/com/keylesspalace/tusky/LoginActivity.kt
@@ -70,6 +70,9 @@ class LoginActivity : AppCompatActivity(), Injectable {
 
         preferences = PreferenceManager.getDefaultSharedPreferences(this)
         val theme = preferences.getString("appTheme", ThemeUtils.APP_THEME_DEFAULT)
+        if (theme == "black") {
+            setTheme(R.style.TuskyBlackTheme)
+        }
         ThemeUtils.setAppNightMode(theme, this)
 
         setContentView(R.layout.activity_login)
diff --git a/app/src/main/java/com/keylesspalace/tusky/PreferencesActivity.java b/app/src/main/java/com/keylesspalace/tusky/PreferencesActivity.java
index 2db70373..1f1e965d 100644
--- a/app/src/main/java/com/keylesspalace/tusky/PreferencesActivity.java
+++ b/app/src/main/java/com/keylesspalace/tusky/PreferencesActivity.java
@@ -24,6 +24,7 @@ import android.support.annotation.StringRes;
 import android.support.annotation.XmlRes;
 import android.support.v7.app.ActionBar;
 import android.support.v7.widget.Toolbar;
+import android.util.Log;
 import android.view.MenuItem;
 
 import com.keylesspalace.tusky.fragment.PreferencesFragment;
@@ -105,6 +106,7 @@ public class PreferencesActivity extends BaseActivity
         switch (key) {
             case "appTheme": {
                 String theme = sharedPreferences.getString("appTheme", ThemeUtils.APP_THEME_DEFAULT);
+                Log.d("activeTheme", theme);
                 ThemeUtils.setAppNightMode(theme, this);
                 restartActivitiesOnExit = true;
 
diff --git a/app/src/main/java/com/keylesspalace/tusky/util/ThemeUtils.java b/app/src/main/java/com/keylesspalace/tusky/util/ThemeUtils.java
index de643c95..bf00af23 100644
--- a/app/src/main/java/com/keylesspalace/tusky/util/ThemeUtils.java
+++ b/app/src/main/java/com/keylesspalace/tusky/util/ThemeUtils.java
@@ -39,6 +39,7 @@ public class ThemeUtils {
 
     public static final String THEME_NIGHT = "night";
     public static final String THEME_DAY = "day";
+    public static final String THEME_BLACK = "black";
     public static final String THEME_AUTO = "auto";
 
     public static Drawable getDrawable(Context context, @AttrRes int attribute,
@@ -101,6 +102,9 @@ public class ThemeUtils {
             case THEME_DAY:
                 mode = UiModeManager.MODE_NIGHT_NO;
                 break;
+            case THEME_BLACK:
+                mode = UiModeManager.MODE_NIGHT_YES;
+                break;
             case THEME_AUTO:
                 mode = UiModeManager.MODE_NIGHT_AUTO;
                 break;
diff --git a/app/src/main/res/drawable/background_dialog_activity_black.xml b/app/src/main/res/drawable/background_dialog_activity_black.xml
new file mode 100644
index 00000000..4a02e6c8
--- /dev/null
+++ b/app/src/main/res/drawable/background_dialog_activity_black.xml
@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<shape xmlns:android="http://schemas.android.com/apk/res/android">
+    <corners android:radius="5dp" />
+    <solid android:color="@color/dialog_background_black" />
+</shape>
\ No newline at end of file
diff --git a/app/src/main/res/values-ar/strings.xml b/app/src/main/res/values-ar/strings.xml
index 73a66c2e..9087b827 100644
--- a/app/src/main/res/values-ar/strings.xml
+++ b/app/src/main/res/values-ar/strings.xml
@@ -163,6 +163,7 @@
     <string-array name="app_theme_names">
         <item>داكنة</item>
         <item>فاتحة</item>
+        <item>أسود</item>
         <item>تلقائي عند الغروب</item>
     </string-array>
 
diff --git a/app/src/main/res/values-de/strings.xml b/app/src/main/res/values-de/strings.xml
index 4eca5dd2..a48238ca 100644
--- a/app/src/main/res/values-de/strings.xml
+++ b/app/src/main/res/values-de/strings.xml
@@ -165,6 +165,7 @@
     <string-array name="app_theme_names">
         <item>Dunkel</item>
         <item>Hell</item>
+        <item>Schwarz</item>
         <item>Automatisch bei Sonnenuntergang</item>
     </string-array>
 
diff --git a/app/src/main/res/values-es/strings.xml b/app/src/main/res/values-es/strings.xml
index 30f591fe..294f1d0b 100644
--- a/app/src/main/res/values-es/strings.xml
+++ b/app/src/main/res/values-es/strings.xml
@@ -164,6 +164,7 @@
     <string-array name="app_theme_names">
         <item>Oscuro</item>
         <item>Claro</item>
+        <item>Negro</item>
         <item>Automático</item>
     </string-array>
 
diff --git a/app/src/main/res/values-fr/strings.xml b/app/src/main/res/values-fr/strings.xml
index 83ec3b3c..514d26f5 100644
--- a/app/src/main/res/values-fr/strings.xml
+++ b/app/src/main/res/values-fr/strings.xml
@@ -182,6 +182,7 @@
     <string-array name="app_theme_names">
         <item>Sombre</item>
         <item>Clair</item>
+        <item>Noir</item>
         <item>Basé sur le coucher du soleil</item>
     </string-array>
 
diff --git a/app/src/main/res/values-ja/strings.xml b/app/src/main/res/values-ja/strings.xml
index 28ab5684..5032f052 100644
--- a/app/src/main/res/values-ja/strings.xml
+++ b/app/src/main/res/values-ja/strings.xml
@@ -160,6 +160,7 @@
     <string-array name="app_theme_names">
         <item>Dark</item>
         <item>Light</item>
+        <item>Black</item>
         <item>日没による自動設定</item>
     </string-array>
 
diff --git a/app/src/main/res/values-large/styles.xml b/app/src/main/res/values-large/styles.xml
index 71044ab1..ae2b1d64 100644
--- a/app/src/main/res/values-large/styles.xml
+++ b/app/src/main/res/values-large/styles.xml
@@ -9,4 +9,14 @@
         <item name="android:windowActionModeOverlay">true</item>
     </style>
 
+    <style name="TuskyDialogActivityBlackTheme" parent="@style/TuskyBlackTheme">
+        <item name="android:windowFrame">@null</item>
+        <item name="android:windowBackground">@drawable/background_dialog_activity_black</item>
+        <item name="android:windowIsFloating">true</item>
+        <item name="android:windowContentOverlay">@null</item>
+        <item name="android:windowSoftInputMode">stateUnspecified|adjustPan</item>
+        <item name="android:windowCloseOnTouchOutside">false</item>
+        <item name="android:windowActionModeOverlay">true</item>
+    </style>
+
 </resources>
diff --git a/app/src/main/res/values-night-v27/styles.xml b/app/src/main/res/values-night-v27/styles.xml
index 51d8e816..0131db62 100644
--- a/app/src/main/res/values-night-v27/styles.xml
+++ b/app/src/main/res/values-night-v27/styles.xml
@@ -7,4 +7,8 @@
         <item name="android:navigationBarDividerColor">@color/status_divider_dark</item>
     </style>
 
+    <style name="TuskyBlackTheme" parent="TuskyBlackThemeBase">
+        <item name="android:navigationBarColor">@color/window_background_black</item>
+        <item name="android:navigationBarDividerColor">@color/window_background_black</item>
+    </style>
 </resources>
diff --git a/app/src/main/res/values-nl/strings.xml b/app/src/main/res/values-nl/strings.xml
index 01ab6495..ae021272 100644
--- a/app/src/main/res/values-nl/strings.xml
+++ b/app/src/main/res/values-nl/strings.xml
@@ -174,6 +174,7 @@
     <string-array name="app_theme_names">
         <item>Donker</item>
         <item>Licht</item>
+        <item>Zwart</item>
         <item>Automatisch tijdens zonsondergang</item>
     </string-array>
 
diff --git a/app/src/main/res/values-oc/strings.xml b/app/src/main/res/values-oc/strings.xml
index 2dcd1446..163a1a56 100644
--- a/app/src/main/res/values-oc/strings.xml
+++ b/app/src/main/res/values-oc/strings.xml
@@ -168,6 +168,7 @@
     <string-array name="app_theme_names">
         <item>Escur</item>
         <item>Luminós</item>
+        <item>Negre</item>
         <item>Alba automatica</item>
    </string-array>
 
diff --git a/app/src/main/res/values-pl/strings.xml b/app/src/main/res/values-pl/strings.xml
index 8efaa8da..c53c9cb2 100644
--- a/app/src/main/res/values-pl/strings.xml
+++ b/app/src/main/res/values-pl/strings.xml
@@ -176,6 +176,7 @@
     <string-array name="app_theme_names">
         <item>Ciemny</item>
         <item>Jasny</item>
+        <item>Czarny</item>
         <item>Zmieniaj automatycznie po zachodzie słońca</item>
     </string-array>
 
diff --git a/app/src/main/res/values-pt-rBR/strings.xml b/app/src/main/res/values-pt-rBR/strings.xml
index 8943fcc7..735d7656 100644
--- a/app/src/main/res/values-pt-rBR/strings.xml
+++ b/app/src/main/res/values-pt-rBR/strings.xml
@@ -174,6 +174,7 @@
     <string-array name="app_theme_names">
         <item>Noturno</item>
         <item>Diurno</item>
+        <item>Negro</item>
         <item>Automático</item>
     </string-array>
 
diff --git a/app/src/main/res/values-ru/strings.xml b/app/src/main/res/values-ru/strings.xml
index 7b4c8dfb..3dd35c61 100644
--- a/app/src/main/res/values-ru/strings.xml
+++ b/app/src/main/res/values-ru/strings.xml
@@ -172,6 +172,7 @@
     <string-array name="app_theme_names">
         <item>Тёмная</item>
         <item>Светлая</item>
+        <item>Черный</item>
         <item>Автоматическая (по времени)</item>
     </string-array>
 
diff --git a/app/src/main/res/values-ta/strings.xml b/app/src/main/res/values-ta/strings.xml
index d74a0fbf..ae2d4444 100644
--- a/app/src/main/res/values-ta/strings.xml
+++ b/app/src/main/res/values-ta/strings.xml
@@ -153,6 +153,7 @@
     <string-array name="app_theme_names">
         <item>கருமை</item>
         <item>வெளிச்சம்</item>
+        <item>பிளாக்</item>
         <item>தானியங்கி</item>
     </string-array>
 
diff --git a/app/src/main/res/values-zh-rCN/strings.xml b/app/src/main/res/values-zh-rCN/strings.xml
index c1f5498f..51476d4a 100644
--- a/app/src/main/res/values-zh-rCN/strings.xml
+++ b/app/src/main/res/values-zh-rCN/strings.xml
@@ -160,6 +160,7 @@
     <string-array name="app_theme_names">
         <item>黑夜</item>
         <item>白天</item>
+        <item>黑色</item>
         <item>自动切换</item>
     </string-array>
 
diff --git a/app/src/main/res/values-zh-rHK/strings.xml b/app/src/main/res/values-zh-rHK/strings.xml
index 31a90c59..c29f2836 100644
--- a/app/src/main/res/values-zh-rHK/strings.xml
+++ b/app/src/main/res/values-zh-rHK/strings.xml
@@ -160,6 +160,7 @@
     <string-array name="app_theme_names">
         <item>黑夜</item>
         <item>白天</item>
+        <item>黑色</item>
         <item>自動切換</item>
     </string-array>
 
diff --git a/app/src/main/res/values-zh-rMO/strings.xml b/app/src/main/res/values-zh-rMO/strings.xml
index 31a90c59..c29f2836 100644
--- a/app/src/main/res/values-zh-rMO/strings.xml
+++ b/app/src/main/res/values-zh-rMO/strings.xml
@@ -160,6 +160,7 @@
     <string-array name="app_theme_names">
         <item>黑夜</item>
         <item>白天</item>
+        <item>黑色</item>
         <item>自動切換</item>
     </string-array>
 
diff --git a/app/src/main/res/values-zh-rSG/strings.xml b/app/src/main/res/values-zh-rSG/strings.xml
index c1f5498f..51476d4a 100644
--- a/app/src/main/res/values-zh-rSG/strings.xml
+++ b/app/src/main/res/values-zh-rSG/strings.xml
@@ -160,6 +160,7 @@
     <string-array name="app_theme_names">
         <item>黑夜</item>
         <item>白天</item>
+        <item>黑色</item>
         <item>自动切换</item>
     </string-array>
 
diff --git a/app/src/main/res/values-zh-rTW/strings.xml b/app/src/main/res/values-zh-rTW/strings.xml
index 6fbba641..20191fe7 100644
--- a/app/src/main/res/values-zh-rTW/strings.xml
+++ b/app/src/main/res/values-zh-rTW/strings.xml
@@ -160,6 +160,7 @@
     <string-array name="app_theme_names">
         <item>黑夜</item>
         <item>白天</item>
+        <item>黑色</item>
         <item>自動切換</item>
     </string-array>
 
diff --git a/app/src/main/res/values/colors.xml b/app/src/main/res/values/colors.xml
index 1dcd2b00..f71ca19a 100644
--- a/app/src/main/res/values/colors.xml
+++ b/app/src/main/res/values/colors.xml
@@ -40,6 +40,15 @@
     <color name="report_status_divider_dark">#2F2F2F</color>
     <color name="custom_tab_toolbar_dark">#313543</color>
     <color name="compose_reply_content_background_dark">#373c4b</color>
+    <!--Black Theme Colors-->
+    <color name="color_primary_black">#000000</color>
+    <color name="color_primary_dark_black">#111111</color> <!--Dark Dark-->
+    <color name="color_background_black">#000000</color>
+    <color name="window_background_black">#000000</color>
+    <color name="edit_text_color_black">#FFFFFF</color>
+    <color name="text_color_primary_black">#FFFFFF</color>
+    <color name="toolbar_background_black">#111111</color>
+    <color name="dialog_background_black">#111111</color>
     <!--Light Theme Colors-->
     <color name="color_primary_light">#dfdfdf</color>
     <color name="color_primary_dark_light">#8f8f8f</color>
diff --git a/app/src/main/res/values/donottranslate.xml b/app/src/main/res/values/donottranslate.xml
index 9cda52a8..7e7c2a4d 100644
--- a/app/src/main/res/values/donottranslate.xml
+++ b/app/src/main/res/values/donottranslate.xml
@@ -35,6 +35,7 @@
     <string-array name="app_theme_values">
         <item>night</item>
         <item>day</item>
+        <item>black</item>
         <item>auto</item>
     </string-array>
 
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index e0694fc4..8e6519a1 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -176,6 +176,7 @@
     <string-array name="app_theme_names">
         <item>Dark</item>
         <item>Light</item>
+        <item>Black</item>
         <item>Automatic at sunset</item>
     </string-array>
 
diff --git a/app/src/main/res/values/styles.xml b/app/src/main/res/values/styles.xml
index e6b8756b..ebcd668e 100644
--- a/app/src/main/res/values/styles.xml
+++ b/app/src/main/res/values/styles.xml
@@ -148,4 +148,30 @@
         <item name="android:textSize">?attr/status_text_medium</item>
     </style>
 
+    <!--Black Application Theme Styles-->
+    <style name="TuskyBlackThemeBase" parent="TuskyBaseTheme">
+        <item name="colorPrimary">@color/color_primary_black</item>
+        <item name="colorPrimaryDark">@color/color_primary_dark_black</item>
+        <item name="android:colorBackground">@color/color_primary_dark_black</item>
+        <item name="android:windowBackground">@color/window_background_black</item>
+        <item name="android:editTextColor">@color/edit_text_color_black</item>
+        <item name="android:textColorPrimary">@color/text_color_primary_black</item>
+        <item name="android:actionMenuTextColor">@color/text_color_primary_black</item>
+
+        <item name="window_background">@color/window_background_black</item>
+        <item name="toolbar_background_color">@color/toolbar_background_black</item>
+        <item name="sensitive_media_warning_background_color">@color/color_background_black</item>
+        <item name="account_header_background_color">@color/color_background_black</item>
+
+        <item name="report_status_background_color">@color/color_background_black</item>
+
+        <item name="material_drawer_background">@color/window_background_black</item>
+        <item name="material_drawer_primary_text">@color/text_color_primary_black</item>
+        <item name="material_drawer_divider">@color/color_primary_dark_black</item>
+        <item name="material_drawer_selected">@color/color_primary_black</item>
+        <item name="material_drawer_selected_text">@color/text_color_primary_black</item>
+        <item name="material_drawer_header_selection_text">@color/text_color_primary_black</item>
+    </style>
+    <style name="TuskyBlackTheme" parent="TuskyBlackThemeBase"/>
+
 </resources>