Which is correct:
"their colour is blue and black" or "their colours are blue and black"?

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their colour is blue and black

This phrase is correct when referring to a single object or entity that has multiple colors.

This phrase is used when describing a single object or entity that has more than one color.

Examples:

  • The bird's colour is blue and black.
  • The logo's colour is blue and black.
  • The painting's colour is blue and black.

Alternatives:

  • The colour of the bird is blue and black.
  • The bird is blue and black in colour.

their colours are blue and black

This phrase is correct when referring to multiple objects or entities, each having different colors.

This phrase is used when describing multiple objects or entities, each with distinct colors.

Examples:

  • Their colours are blue and black, respectively.
  • The flags' colours are blue and black.
  • The cars' colours are blue and black.

Alternatives:

  • The colours of the flags are blue and black.
  • The flags are blue and black in colour.
Both phrases are correct, but they are used in different contexts. 'Their colour is blue and black' is used when referring to a single object or entity that has multiple colors. 'Their colours are blue and black' is used when referring to multiple objects or entities, each having different colors.

Last updated: March 20, 2024

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