Birmingham Crisp Periwinkle is a traditional dye-based fountain pen ink known for its beautiful high shading, orchid reddish-purple hue, and medium flow that performs well on fountain pen-friendly papers. It offers moderate water resistance and no sheen, making it versatile for writing without feathering on quality stocks. Ideal for enthusiasts seeking a darker, warmer periwinkle with excellent shading for journaling or custom blending.
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Reviews & Resources
A few Birmingham Pen Co. Inks - The Well-Appointed Desk
Comprehensive review of Birmingham Pen Co. inks across multiple formulas including Periwinkle from the Keystone line, describing it as a beautiful shading ink with orchid reddish purple tones darker and warmer than comparable inks.
Birmingham Pens Crisp Inks Part 3
In-depth review of five Birmingham Crisp formula inks with detailed testing on multiple paper types, including dry time, water resistance, feathering, bleeding, and shading characteristics.
Periwinkle Fountain Pen Ink - Birmingham Pen Company
Official product page for Birmingham Pen Periwinkle ink from the Keystone Formula line, detailing specifications, blending capabilities, formula characteristics, and manufacturing process.
Birmingham Pen Company ink swatch tests
Detailed swatch testing of Birmingham Pen Company inks including multiple formulas with visual comparisons and bleach reaction tests demonstrating ink characteristics and shimmer properties.
Ink details on this page were generated with the assistance of AI and may not be fully accurate.