Candle colours

 
How do I change the candle colors to the the red and green?
 

right mouse click on the chart - Properties - Colors -

So, you can experiment with it (this is bar coloring for bar charts, and candle coloring for candle chart).

Documentation on MQL5: Language Basics / Preprocessor / Program Properties (#property)
Documentation on MQL5: Language Basics / Preprocessor / Program Properties (#property)
  • www.mql5.com
Path to the file of an image that will be used as an icon of the EX5 program. Path specification rules are the same as for resources. The property must be specified in the main module with the MQL5 source code. The icon file must be in the ICO format. When launching a script or an Expert Advisor on the chart, the stack of at least 8 MB is...