col·or·fast

[kuhl-er-fast, -fahst]
adjective
maintaining color without fading or running: colorfast textile.

Origin:
1925–30; color + fast1

col·or·fast·ness, noun
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2013.
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WordNet
colorfast

adjective
having color that is resistant to fading or running 
WordNet® 3.0, © 2006 by Princeton University.
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00:10
Colorfast is always a great word to know.
So is callithumpian. Does it mean:
a children's mummer's parade, as on the Fourth of July, with prizes for the best costumes.
a fool or simpleton; ninny.
Example sentences
It shall be colorfast, non-bleeding, and non-acidic.
Use labels that are colorfast and permanent, and re-label as necessary.
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