Feature: Error Messages
Positive confirmations (e.g. successfully signed up, signed in, uploaded image, etc.)
Green (#5bb289)
Less severe error messages (e.g. No license provided on upload page, no email/password input on the sign-in page, etc.)
Yellow (#efb63e)
Severe error messages (e.g. Upload failed, account locked after too many login attempts, etc.)
Red (#cb2e32)
Informative/progression-based messages (e.g. new comment, notification, new feature announced to all users globally)
Blue (#556db3)