Aligning more of the base grey shades to improved color palette
https://phabricator.wikimedia.org/M82
Bug: T146799
Change-Id: I40d69e5fdb5456511be4884f947635179aaf1020
@colorGray2: #222;
@colorGray3: #333;
@colorGray4: #444;
-@colorGray5: #555;
+@colorGray5: #54595d;
@colorGray6: #666;
@colorGray7: #72777d;
@colorGray8: #888;
@colorGray9: #999;
-@colorGray10: #aaa;
+@colorGray10: #a2a9b1;
@colorGray11: #bbb;
-@colorGray12: #ccc;
+@colorGray12: #c8ccd1;
@colorGray13: #ddd;
-@colorGray14: #eee;
+@colorGray14: #eaecf0;
@colorGray15: #f8f9fa; // lightest
// Semantic background colors