On 2 September 2010 08:53, Kai-Uwe Behrmann <ku.b at gmx.de> wrote: > Application developers be warned. FLTK and Qt defaults to "Generic RGB" on > osX SL. This means no sRGB primaries, alias a different Gamut, and a Gamma > of 1.8. I'm pretty sure GTK just assumes sRGB. Richard.