htpc hdmi 1.3 1.4 washed colours Apu or nvidia
For colours to be accurate you have to set hdmi input of tv label to pc 1.
2. Choose tv colour spacing bt. 709
3. set gamma on tv at maximum ,at least 2.35 for THX certified setting
4. Use YCbCr 4:4:4 on hdmi out
5. Calibrate all