Colors

In spoken language, we often drop letter i, so punainen becomes punanen and so on...

Punainen
Keltainen
Sininen

Vihreä
Oranssi
Violetti

Ruskea
Musta
Valkoinen

Tumma - dark, used in genetive form: tumman sininen - dark blue (lit. dark's blue, funny right?)
Vaalea - light, vaalean sininen - light blue
Kirkas - bright, careful here, with colors it becomes kirkkaan sininen