All Blog Posts Tagged 'orange' (1)

Determining Live Ink Sharpie vs Preprint

I had written this out in a thread but thought this information might get more visibility as a blog so I rewrote it for more accuracy. I hope you find it useful.

Why do black and blue Sharpie's "flash" orange?

It is called "bronzing" or "sheening."

A standard Black Sharpie does not use a "pigment" in the traditional sense. It uses organic dyes. Specifically, it relies on a chemical cocktail that mimics black, rather than using a single, stable…

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Added by Eric Keith Longo on January 22, 2026 at 7:00am — 2 Comments

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