Soften a few colors that are a bit too vibrant.

Closes #3814
// FREEBIE

src/org/thoughtcrime/securesms/color/MaterialColor.java

@@ -8,20 +8,20 @@ import org.thoughtcrime.securesms.R;
 
 public enum MaterialColor {
 
-  RED        (R.color.red_500,         R.color.red_900,         R.color.red_700,         "red"),
-  PINK       (R.color.pink_500,        R.color.pink_900,        R.color.pink_700,        "pink"),
-  PURPLE     (R.color.purple_500,      R.color.purple_900,      R.color.purple_700,      "purple"),
-  DEEP_PURPLE(R.color.deep_purple_500, R.color.deep_purple_900, R.color.deep_purple_700, "deep_purple"),
-  INDIGO     (R.color.indigo_500,      R.color.indigo_900,      R.color.indigo_700,      "indigo"),
+  RED        (R.color.red_400,         R.color.red_900,         R.color.red_700,         "red"),
+  PINK       (R.color.pink_400,        R.color.pink_900,        R.color.pink_700,        "pink"),
+  PURPLE     (R.color.purple_400,      R.color.purple_900,      R.color.purple_700,      "purple"),
+  DEEP_PURPLE(R.color.deep_purple_400, R.color.deep_purple_900, R.color.deep_purple_700, "deep_purple"),
+  INDIGO     (R.color.indigo_400,      R.color.indigo_900,      R.color.indigo_700,      "indigo"),
   BLUE       (R.color.blue_500,        R.color.blue_900,        R.color.blue_700,        "blue"),
   LIGHT_BLUE (R.color.light_blue_500,  R.color.light_blue_900,  R.color.light_blue_700,  "light_blue"),
   CYAN       (R.color.cyan_500,        R.color.cyan_900,        R.color.cyan_700,        "cyan"),
   TEAL       (R.color.teal_500,        R.color.teal_900,        R.color.teal_700,        "teal"),
   GREEN      (R.color.green_500,       R.color.green_900,       R.color.green_700,       "green"),
-  LIGHT_GREEN(R.color.light_green_500, R.color.light_green_900, R.color.light_green_700, "light_green"),
+  LIGHT_GREEN(R.color.light_green_600, R.color.light_green_900, R.color.light_green_700, "light_green"),
   LIME       (R.color.lime_500,        R.color.lime_900,        R.color.lime_700,        "lime"),
   YELLOW     (R.color.yellow_500,      R.color.yellow_900,      R.color.yellow_700,      "yellow"),
-  AMBER      (R.color.amber_500,       R.color.amber_900,       R.color.amber_700,       "amber"),
+  AMBER      (R.color.amber_600,       R.color.amber_900,       R.color.amber_700,       "amber"),
   ORANGE     (R.color.orange_500,      R.color.orange_900,      R.color.orange_700,      "orange"),
   DEEP_ORANGE(R.color.deep_orange_500, R.color.deep_orange_900, R.color.deep_orange_700, "deep_orange"),
   BROWN      (R.color.brown_500,       R.color.brown_900,       R.color.brown_700,       "brown"),

src/org/thoughtcrime/securesms/color/MaterialColors.java

@@ -29,7 +29,8 @@ public class MaterialColors {
     // Amber
     MaterialColor.ORANGE,
     MaterialColor.DEEP_ORANGE,
-    MaterialColor.BROWN,
+//    MaterialColor.BROWN,
+    MaterialColor.AMBER,
     // Grey
     MaterialColor.BLUE_GREY
   )));