Cobalt and ultramarine blue acrylic paint – which one is best?
Cobalt and ultramarine blue are two similar shades of blue. I typically use ultramarine blue when I paint, but I’ve also had a tube of cobalt blue kicking around my box of acrylics, so I decided to put the two head-to-head and compare. I’ve always considered cobalt and ultramarine to be the most classic blue […]
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