Six truly colorblind SF/F universes

"In the modern world, race influences everything—whether we’re aware of (or want to admit it) it or not," writes Jeff Somers at the B & N Sci-Fi & Fantasy Blog. He tagged six "stories notable for the way they address race, sometimes by not explicitly addressing it at all," including:
The Culture series, by Iain M. Banks

Banks’ classic series not only explicitly features a humanoid race that is