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Cobalt blue is a blue pigment made by sintering cobalt(II) oxide with aluminium(III) oxide (alumina) at 1200 °C. Chemically, cobalt blue pigment is cobalt(II) oxide-aluminium oxide, or cobalt(II) aluminate, CoAl 2 O 4. Cobalt blue is lighter and less intense than the (iron-cyanide based) pigment Prussian blue.
Cobalt Blue is an Indian Hindi-language drama film written and directed by Sachin Kundalkar starring Prateik Babbar, Dr. Neelay Mehendale, and Anjali Sivaraman.It is adapted from the novel of the same name that follows the story of a brother and sister who fall in love with the same man and the ensuing events that shatter their traditional conservative family. [2]
Cosmic Cobalt may be our 2025 Color of the Year, but this rich blue hue has long been a color of significance for royalty and ancient cultures, dating as far back as the 6th and 7th centuries B.C.
It combined cobalt(II) oxide with aluminum(III) oxide at 1200 °C. It was also used as colorant, particularly in blue glass and as the blue pigment used for centuries in Chinese blue and white porcelain, beginning in the late eighth or early ninth century. [18] Cobalt glass, or Smalt, is a variation of cobalt blue. It is made of ground blue ...
Historically, ultramarine—the deepest cobalt blue—was created by grinding lapis into a fine powder. This laborious process made it the most expensive pigment available (gold being second), and ...
Here, a lesson from designers across the world on how to decorate with cobalt blue in your home. Skip to main content. 24/7 Help. For premium support please call: 800-290-4726 more ways to ...
Blue also varies in shade or tint; darker shades of blue contain black or grey, while lighter tints contain white. Darker shades of blue include ultramarine, cobalt blue, navy blue, and Prussian blue; while lighter tints include sky blue, azure, and Egyptian blue (for a more complete list see the List of colours).
Two astrologers weigh in on how to make this mysterious, saturated color work for your space and personality.