Robert Oster True Blue Scanned 2020-02-09 View swatches, similar inks, palette suggestions. Swatches Robert Oster True Blue on Col-o-dex card Robert Oster True Blue on Tomoe River (52gsm) Robert Oster True Blue sampled on Rhodia paper Similar Inks Diamine Jack Frost Blackstone Sydney Harbour Blue Van Dieman's Kay Cottee Sailor Yomogi Birmingham Polar Bear Palette Suggestions Analogous Pure Pens Flower Of Scotland Monteverde Ocean Noir Troublemaker Copper Patina Waterman Harmonious Green Tetradic Monteverde Fire Opal Herbin Vert Amazone Rohrer & Klingner Solferino Monochromatic Colorverse Atlanta Blackstone Sydney Harbour Blue Diamine Jack Frost KWZ Azure 3 Noodlers Waterase Bluerase