The list of colour acronyms and abbreviations.

All colour related acronyms and abbreviations.

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AO:
All Opaque(Material color, Colour, Color)
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AT:
All Transparent(Material color, Colour, Color)
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Al:
Aluminum(Material color, Colour, Color)
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Am:
Amber(Material color, Colour, Color)
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BL:
Blue(Wire color, Material color, Electrical wiring)
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BLK:
Black(Electrical wiring, Wiring color, Colour)
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BLU:
Blue(Electrical wiring, Wiring color, Colour)
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BN:
Brown(Material color, Electrical wiring, Wiring color)
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BR:
Brown(Wire color, Electrical wiring, Wiring color)
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BU:
Blue(Electrical wiring, Wiring color, Colour)
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CH:
Charcoal(Material color, Colour, Color)
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CL:
Clear(Material color, Colour, Color)
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CLR:
Clear(Electrical wiring, Wiring color, Colour)
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CR:
Clear(Electrical wiring, Wiring color, Colour)
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CT:
Clear Transparent(Material color, Colour, Color)
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DB:
Dark Green(Wire color, Wiring color, Colour)
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DK:
Dark(Material color, Colour, Color)
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DK BLU:
Dark Blue(Electrical wiring, Wiring color, Colour)
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DK BU:
Dark Blue(Electrical wiring, Wiring color, Colour)
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DK GN:
Dark Green(Electrical wiring, Wiring color, Colour)
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APASmart Define. (2018). colour. Retrieved September 22, 2026, from http://smartdefine.org/colour/abbreviations/r/Color
ChicagoSmart Define. 2018. "colour" http://smartdefine.org/colour/abbreviations/r/Color (accessed September 22, 2026).
HarvardSmart Define 2018, colour, Smart Define, viewed 22 September, 2026, <http://smartdefine.org/colour/abbreviations/r/Color>.
MLASmart Define. "colour" 14 February 2018. Web. 22 September 2026. <http://smartdefine.org/colour/abbreviations/r/Color>