Simon Willison’s Weblog

In rainbows. Dopplr generates a unique colour for each city using an MD5 hash. The colours are then used in subtle but intelligent ways throughout the design—right down to the favicon. 23rd October 2007, 10:39 pm

White- (or green, or blue, or yellow) label Dabble. DabbleDB can pick a colour scheme based on a logo that you upload. Pure class. 4th April 2007, 11:43 pm