Inktend / Ink library / Midnight Blue
Kaweco
Midnight Blue
Kaweco's compact ink bottles are designed to travel with its pocket-sized Sport pens.
Specs
About Kaweco
Founded in Heidelberg in 1883, Kaweco's modern reputation rests on the Sport — a pocket pen design dating to the 1930s that the company revived in the 1990s and still sells today.
Paper & pairing notes
Blues and navies are the most broadly "safe" fountain pen colors — legible, professional, and unlikely to raise eyebrows in an office. This ink will behave predictably on most fountain-pen-friendly paper. Cheap, highly absorbent paper (standard copier paper) will dull any ink's saturation and can cause feathering or bleed-through with wetter nibs.
Storing and using the bottle
Bottled fountain pen ink has an effectively long shelf life when kept capped and out of direct sunlight — most inks remain usable for years. The main risk isn't the ink spoiling, it's a pen sitting inked and unused for weeks: that's what causes clogs, not the ink's age.
Frequently asked questions
Similar shades
Color shown is a close digital approximation of a typical swatch, not a calibrated color match.