Pattern BGBGBGBGGGRGGGGGWGYGBWGBWBGW

BGBGBGBGGGRGGGGGWGYGBWGBWBGW

It is a 28 stripes tartan.

Colour Sequence

BGBGBGBGGGRGGGGGWGYGBWGBWBGW

List of tartans with this colour sequence

Tartans
Unidentified Plaid #9