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Refrigerants - Color Codes

Common refrigerants and their color codes.

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Refrigerant color codes:

Refrigerant	Chemical Name	Color Code
R-11	Trichlorfluoromethane	Orange
R-12	Dichlorodifluoromethane	White
R-13	Chlorotrifluoromethane	Light Blue
R-113	Trichlorotrifluoroethane	Dark Purple
R-114	Dichlorotetrafluoroethane	Navy Blue
R-12/114	Dichlorodifluoromethane, Dichlorotetrafluoroethane	Light Gray
R-13B1	Bromotrifluoromethane	Pinkish-Red
R-22	Chlorodifluoromethane	Light Green
R-23	Trifluoromethane	Light Blue Gray
R-123	Dichlorotrifluoroethane	Light Blue Gray
R-124	Chlorotetrafluoroethane	DOT Green
R-134a	Tetrafluoroethane	Light Blue
R-401A	Chlorodifluoromethane, Difluoroethane, Chlorotetrafluoroethane	Pinkish-Red
R-401B	Chlorodifluoromethane, Difluoroethane, Chlorotetrafluoroethane	Yellow-Brown
R-402A	Chlorodifluoromethane, Pentafluoroethane, Propane	Light-Brown
R-402B	Chlorodifluoromethane, Pentafluoroethane, Propane	Green-Brown
R-403B	Chlorodifluoromethane, Octafluoropropane, Propane	Light Gray
R-404A	Pentafluoroethane, Trifluoroethane, Tetrafluoroethane	Orange
R-407C	Difluoromethane, Pentafluoroethane, Tetrafluoroethane	Brown
R-408A	Chlorodifluoromethane, Trifluoroethane, Pentafluoroethane	Medium Purple
R-409A	Chlorodifluoromethane, Chlorotetrafluoroethane, Chlorodifluoroethane	Medium Brown
R-410A	Difluoromethane, Pentafluoroethane	Rose
R-414B	Chlorodifluoromethane, Chlorotetrafluoroethane, Chlorodifluoroethane, Isobutane	Medium Blue
R-416A	Tetrafluorethane, Chlorotetrafluoroethane, Butane	Yellow-Green
R-417A	Pentafluoroethane, Tetrafluoroethane, Isobutane	Green
R-500	Dichlorotrifluoromethane, Difluoroethane	Yellow
R-502	Chlorodifluoromethane, Chloropentafluoroethane	Light Purple
R-503	Chlorotrifluoromethane, Trifluoromethane	Blue-Green
R-507	Pentafluoroethane, Trifluoroethane	Aqua Blue
R-508B	Trifluoromethane, Hexafluoroethane	Dark Blue

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Related Topics

Air Conditioning - Air Conditioning systems - heating, cooling and dehumidification of indoor air for thermal comfort.

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Pipe Legends - Identification Scheme - Color codes, field and legend.
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R-12 Dichlorodifluoromethane - Properties - Thermodynamic properties of saturated and superheated Dichlorodifluoromethane (CF₂Cl₂), like specific volume, enthalpy and entropy.
R22 Refrigerant - Properties - Properties of Refrigerant R22 Dichlorodifluoromethane - saturated liquid and saturated vapor - imperial and metric units.
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