An update today brings a darker color for the default icons in Ubuntu 10.04 Lucid Lynx:
Final Decision For Ubuntu 10.04 LTS Window Controls Placement Announced By Mark Shuttleworth ... and I bet you didn't see this coming!
I just posted about a PPA which has a fixed Light Themes package for Lucid, but that PPA doesn't have packages for Karmic and Jaunty and also that package replaces the original Light Themes.
Mohegan asked if we could upload a fixed light-themes package in the WebUpd8 PPA and so we did, but we tried to please as many people as we can, so:
...from Mark Shuttleworth himself:
Ubuntu 10.04 Lucid Lynx new themes and logo were made public only a couple of days ago but there are already quite a few "goodies" available based on this new artwork.
Yesterday we say a beautiful BURG theme based on the new Radiance theme, but since then many artists have been playing with the new wallpaper, logo, etc. Read on!
Ubuntu Lucid (10.04) Light Themes (Radiance and Ambiance) - click me if you haven't seen the themes yet - will probably be updated lots of times until Lucid Lynx is released.
In a recent interview (as of yesterday, 19 February) for DellVlog, Mark Shuttleworth says Ubuntu will finally change the default theme from Human to a "light theme". Here is the entire interview: