No colour filtering gives deep jet black. The addition of one copy of the Silvering gene leads to Charcoal Blue and two copies of the silvering gene leads to silver. Variations of shading are dependent on the age and the current stage of colour change as well as the effects of other modifying genes. Silvering can take 12 to 18 months develop while Bluing can develop over 1 to 3+ years.

Colour - SILVER A bold and lively delight from Sunny Arizona -bred by R'Gang , owned by Triple H Kennels. Here's Sassy !	Colour - SILVER Who could resist such an adorable face. Poppi (6 wks) has very noticeable silver roots. Owned by Patty And Doug	colour - CHARCOAL or SILVER Pretty little Evita comes all the way from Flisans Kennels in Sweden. At maturity the colour may be significantly lighter.
colour - CHARCOAL BLUE Nailla from la Tour de Senlis. The dull reddish cast may be the start of a coat going charcoal blue.	Colour - CHARCOAL BLUE Brutus is a charming young Havanese from Noblegold.	Colour - CHARCOAL BLUE From Elfin , comes Brody owned by Adrienne & Ralph Schneeweiss, a beloved pet and accomplished show dog.
Colour - BLACK KoKo; a dapper little gentleman bred by Elfin . Deep glossy jet black remains unchanged and stays dark	Colour - BLACK Havanastar lives with his family at My Charming Havanese Kennels in Germany	Colour - BLACK with WHITE TRIM A fringe of white on the chin, chest and feet add a touch of contrast on Sofi. From Sweden's Tequillaville