Couper / Cooper
In pattern BWRGBGBKWBWGBKBWBR.
This was sourced from weddslist. It is a 18 stripes tartan.
Original link http://www.weddslist.com/cgi-bin/tartans/pg.pl?source=sts
Thread count
B/4 LP8 R4 G48 B8 G4 B8 K20 LP8 B4 LP8 G16 B2 K2 B44 LP8 B4 R/4

Palette
Each colour and its ΔE from the base-6 reference it is a variant of.
| Colour | Shade | Base | ΔE (OKLab) |
|---|---|---|---|
| B | #304080 #304080 | B #2C4084 | 0.01 |
| G | #008000 #008000 | G #006400 | 0.09 |
| K | #000000 #000000 | K #000000 | 0.00 |
| LP | #C0A0E0 #C0A0E0 | W #F4F4F0 | 0.23 |
| R | #C00000 #C00000 | R #C80000 | 0.02 |
ID: /setts/s18/b4w8r4g48b8g4b8k20w8b4w8g16b2k2b44w8b4r4-b304080-g008000-k000000-rc00000-wc0a0e0/