Your main monitor is running in 10-bit color. This causes colors to look oversaturated/blurry. The correct setting is 8-bit. Look in the AMD control panel if HDR is disabled on your system. Hopefully your rendering lag will go away as well.
20:06:36.901: name=PHILIPS FTV
20:06:36.901: pos={0, 0}
20:06:36.901: size={1360, 768}
20:06:36.901: attached=true
20:06:36.901: refresh=60
20:06:36.901: bits_per_color=10
22:10:48.546: Output 'simple_stream': Number of lagged frames due to rendering lag/stalls: 278 (0.1%)
Your Valo Scene is in use & bugged. Multiple Display, Game or Window captures in the same Scene can & most likely is causing interference.
20:06:40.265: - scene 'valo':
20:06:40.265: - source: 'Captura de pantalla' (monitor_capture)
20:06:40.265: - source: 'animados' (browser_source)
20:06:40.265: - source: 'camps3' (window_capture)
20:06:40.265: - source: 'SeguidoresTwitch' (browser_source)
20:06:40.265: - source: 'chatYT' (browser_source)
20:06:40.265: - source: 'suscriptores' (window_capture)
20:06:40.265: - filter: 'Recortar/Acolchar' (crop_filter)
20:06:40.265: - source: 'yt SUS' (browser_source)
I would downscale to 720p for YouTube & use the hardware encoder as it appears your system may be overloaded.
20:11:19.970: Max audio buffering reached!
20:11:19.970: adding 917 milliseconds of audio buffering, total audio buffering is now 960 milliseconds (source: Audio del escritorio)