D27354: Remove hardcoded colors

[Niccolò Venerandi]

niccolove added a reviewer: ndavis.

REPOSITORY
  R242 Plasma Framework (Library)

REVISION DETAIL
  https://phabricator.kde.org/D27354

To: niccolove, ndavis
Cc: kde-frameworks-devel, LeGast00n, cblack, GB_2, michaelh, ngraham, bruns