colortheme = ppEffectCreate ["colorCorrections", 1501];
colortheme ppEffectEnable true;
colortheme ppEffectAdjust [ 1, 1, 0, [0, 0, 0, -0.31],[1.9, 2.5, 1.64, 0.7],[0.2, 0.1, -0.5, 1.64]];
colortheme ppEffectCommit 0;