How do I change Chrome’s media notification background colors

I want to know how to change media notification colors in Google Chrome. Crunchyroll, Vimeo and Dailymotion media notifications Crunchyroll, Vimeo and Dailymotion have their unique media notifications. How can I change the background color of a media notification in Google Chrome? Answer The default color is like you said, the main favicon color. But you can customize the media notification with artwork, then is that main artwork color the background color. Check out the webdev guide for the implementation link And the example

Notification popup doesn’t appear in chrome

I am trying to do a gmail similar type desktop notification . I am facing the difficulty to change the notification permission in chrome. The permission always shows denied in console if i use window.Notification.permission. If i manually change the permission in google chrome settings -> privacy -> content settings -> Notifications as “Allow all sites to show desktop notifications” from “Do not allow any site to show desktop notifications” . Now i am able to get desktop notification normally. But I need an alert to asking a permission if the browser have setting as “Do not allow any site