The new color contact icons will appear next to email along with the first letter of the contact name. However, new color icons will only appear for unknown contacts, if your contact already stored with a picture, you’ll see the image instead.
If you’re a Fast Ring Insider member on either PC or Mobile, the Outlook Mail update 17.7906.42007.0 should be available now. You can download the update from the Windows Store or from the link below.
[appbox windowsstore 9wzdncrfhvqm]