Holbein Gouache, swatches of 24 color set and 10 extra tubes. 6 months lightfastness test, results.

Results of lightfastness test, 6 months:

The colors that had pink, purple and lilac shades were not lightfast, but this was no surprise: it was clearly marked on the tubes that they were not.

Photo of the results of the 6 month lichgfastness text: the tubes in the set of 24 tubes.
Photo of the results of the 6 month lichgfastness text: the tubes that bought as single items.

Preparation of test

Photo of the tubes, swatch cards, and prepared lightfastness test
Photo of color swatches
Photo of the prepared lightfastness test