Diamine - Brilliant Red Waterproof Callifolio Oconto is a medium

Callifolio Oconto is a medium blue ink with medium shading

Akkerman 21 ChinaTown Red from the Standard collection is a bright orange-leaning red ink with low shading

Diamine Amber is a warm yellow-orange fountain pen ink with medium shading

Brand Akkerman Ink Name 02 Residentie Blauw Country of Origin Netherlands  Color Blue Dry Time 40 seconds in a Pilot VP medium nib on Rhodia Flow Average Shading Low Sheen No Shimmer No Limited Edition No Water Resistance Medium Iron Gall No

It’s a great everyday blue

Diamine - Brilliant Red Waterproof Callifolio Oconto is a mediumDiamine Brilliant Red is a bright red fountain pen ink with medium shading. It dries in 30 seconds in a medium nib on Rhodia and has an average flow. Diamine ink has been made in England since 1864. Brand Diamine Ink Name Brilliant Red Country of Origin England Color Red Dry Time 30 Seconds (Pilot Vanishing Point Medium Nib on Rhodia Paper) Flow Average Shading Medium Sheen No Shimmer No Limited Edition No Water Resistance No Iron Gall No Pigment No