If it is in good working order the flame should be blue with only very little yellow at the tip of the flame s inner cone.
													
																	Gas fireplace blue flame instead of yellow. 
									
	
		
	
																	This can cause low heat uneven heat a build up of soot on foods and just bad grilling in general. 
																	Yellow flame means that the gas is not burning efficiently and carbon mono oxide is produced. 
																	That s for a good reason. 
																	Natural gas fireplace fireplaces however are designed to operate with a yellow or orange flame in order to achieve a more realistic appearance. 
															
													
									
	
		
	
																	As a result gas and air are not mixing properly. 
																	A yellow burner flame is a symptom that the burner is not getting enough air for complete combustion of the gas. 
																	A yellow flame can be an indication that the burner for the gas logs is dirty or a sign of another combustion related problem. 
																	Make yellow flame into blue flame in a gas fire place. 
															
													
									
	
		
	
																	Pilot lights should burn blue. 
																	Gas burners burn blue if the ratio of fuel to air is correct. 
																	View the answer i have this problem too subscribed to new answers. 
																	When the amount of oxygen to a pilot light is restricted it becomes a lazy flame and burns yellow instead of blue. 
															
													
									
	
		
	
																	A natural gas blue flame indicates that the burner is providing the correct air fuel mixture with sufficient oxygen for complete combustion at the burner. 
																	I like to fix it. 
																	The color of the flame from a gas furnace can be used to diagnose problems in the furnace itself. 
																	I have a gas fireplace and i know that yellow flames is a sign that the fuel is burning improperly. 
															
													
									
	
		
	
																	A healthy and correct gas flame should burn blue. 
																	That causes the flame to burn with a yellow color instead of blue. 
																	If the flame is mostly yellow or orange this signifies a major and potentially dangerous problem. 
																	Is any amount of yellow in the otherwise blue flame an indication of a bad burn or is there an acceptable amount of yellow. 
															
													
									
	
		
	
																	If your grill is showing large yellow flames instead of a blue flame with yellow tips there is something wrong. 
																	Is this a good question. 
																	A yellow flame can be a sign of failed components or simply an adjustment problem. 
																	From possible carbon monoxide poisoning. 
															
													
									
	
		
	
																	When your furnace is functioning normally the pilot light should burn a deep blue color. 
																	Just the tips of the flame is yellow but there are no adverse effects from the fire meaning no dizziness etc.