A letterpress made of Legos used to create 8-bit prints. (more on NPR)
Hexadecimal color codes for every Crayola crayon [more inside]
posted by Bora Horza Gobuchul on Feb 4, 2011 - 20 comments

COLOURlovers blog - science, design, art, culture, travel - you name it, they can relate it back to color. [more inside]
posted by bijou on Sep 20, 2007 - 8 comments

Digital Artform is a fascinating resource for those interested in 3D graphics, digital painting, and the like. How about turning 2D stills into 3D animations, the truth about motion blur and colour mixing, or outlines in action? Also, a recipe for making your own Viewmaster reels, and the politics of colour saturation.
posted by goodnewsfortheinsane on Jan 27, 2006 - 13 comments

"Whether it is an impressionist masterpiece, or just wallpaper, if you take the colour juxtapositions and their proportions from nature, you won't go far wrong." Choosing colours for web pages.
posted by reklaw on Apr 11, 2004 - 10 comments

Color Scheme Adjust Hue, Brightness, Saturation, Scheme and considerations for Visual Anomalies.
posted by Feisty on Feb 29, 2004 - 11 comments

Most Valuable Object in the World The Supreme Purple Star - as it is being called - is a deep purple diamond, turning to crimson when rotated in the light. Diamonds come in a rainbow of colors and are called "fancies" in the trade. Some are beautiful, others less so. This one is the only one of it's kind, and has been pronounced "priceless". The speculation, of course, is that the owner is looking to sell it.
posted by Irontom on Jun 17, 2002 - 20 comments

Vischeck's colour vision model allows you to simulate how the world looks to people with various sorts of colour deficiency. You can check a single image, or webpage, or just download it. Here's a temporary snapshot of MeFi after being vischecked.
posted by riffola on Apr 16, 2002 - 15 comments