These should be very easy to colorize. This tile, for example, was altered in the simplest possible way: in Photoshop, with #669999 green chosen as my foreground color, I simply used "Image: Adjustments: Hue/Saturation: Colorize" to change the color.

August 17, 2004 in Arrays, brown / beige, Neutral, Tame, U-Color 'em | See how they tile

August 10, 2004 in Arrays, deco /nouveau | See how they tile