Blue, Cobalt Ultramarine

Natural cobalt blue oxide pigment formerly known as ultramarine blue is in powder form and may be used in bath and body products like lotion or soap

Joanne Freeman, Cobalt-Ultramarine (2020), Available for Sale

Handmade Watercolor Phthalo Blue Dark Blue for Painting

Set Art Deco Revival Vintage Candlestick Metal Blue Cobalt

Why I don't use ultramarine blue — Marcia Burtt

Concrete Use Pigment Blue 29 Ultramarine Blue - China Pigment Blue 29, Ultramarine Blue

China Ultramarine blue Manufacture and Factory

Cobalt Blue Ultramarine Fabric, Wallpaper and Home Decor

4 Cobalt Te Royalty-Free Photos and Stock Images

Professional Watercolour