First pass color variables added

Author: djanelle-mit

app/assets/stylesheets/partials/_variables.scss

@@ -1,3 +1,29 @@
+// ----------------------------
+// #COLOR
+// ----------------------------
+
+// GRAY
+$color-gray-200: #e6e6e6;
+$color-gray-400: #b3b3b3;
+$color-gray-500: #999 ;
+$color-gray-700: #666;
+$color-gray-900: #333;
+$color-gray-950: #1a1a1a;
+$color-gray-975: #191919;
+
+// RED
+$color-red-500: #ff0000;
+$color-red-600: #e50000;
+
+// SEMANTIC COLORS
+$color-black: #000;
+$color-white: #fff;
+
+$color-text-primary: $color-gray-950;
+$color-text-secondary: $color-gray-700;
+$color-text-placeholder: $color-gray-500;
+$color-text-disabled: $color-gray-400;
+
 // ----------------------------
 // #TYPOGRAPHY
 // ----------------------------