Color Fastness Prediction Calculator

Expected wash and light fastness from dye class.

Dye class (1-6)

Dye depth (% OWF)

Aftertreatment (0-2)

Test wash temperature (°C)

°C

Tab to move between fields

Wash fastness (1-5)

Light fastness (1-8)6

Rubbing fastness, dry (1-5)4.5

Rubbing fastness, wet (1-5)3.5

Overall durability score87

How to Use This Calculator

Enter Dye class (1-6), Dye depth (% OWF), and Aftertreatment (0-2).
Set Test wash temperature (°C).
Review the Wash fastness (1-5) result.
Use Light fastness (1-8) and Rubbing fastness, dry (1-5) to inform your decision.

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