Questions tagged [pigments]

For questions about art pigments, such as those used to mix custom paint.

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6
votes
1answer
95 views

How to ferment green indigo powder to make it blue

I have bought indigo powder to color my soaps blue (cold/hot process saponification). Unfortunately I received something which color is closer to match than blue jeans... After some internet research ...
6
votes
1answer
1k views

How can I make egg-tempera that doesn't deteriorate?

I've been working with a traditional egg-tempura technique that I was taught, but I have had some problems with the paintings later on. The recipe is essentially one egg-yolk (without the yolk's ...
3
votes
1answer
36 views

How can I know what chemicals are there in a 'hue', for example viridian hue?

Often, some harmful pigments are replaced by a safer 'hue' version. But what exactly is there in this hue colour? Is one supposed to blindly trust the manufacturer on this? There is no specification ...
5
votes
3answers
266 views

Why do artists use pigments instead of dyes in paintings?

Is there a reason why many famous paintings and artists use pigments instead of dyes as colorants? Some pigments are quite expensive and I am not sure why artists chose them over dyes, which are ...
8
votes
1answer
310 views

What's the difference between a pigment and a dye?

When it comes to art, I see both terms quite frequently, but nobody ever really stops to explain the difference. What, then, is the difference between a pigment and a dye? Is it source? Usage? Or ...