Black and Red
In pattern KBKRKBKR.
This was sourced from register-of-tartans. It is a 8 stripes tartan.
Original link https://www.tartanregister.gov.uk/tartanDetails.aspx?ref=270
Thread count
K/8 DB32 K31 R8 K2 N4 K2 R/25

Palette
Each colour and its ΔE from the base-6 reference it is a variant of.
| Colour | Shade | Base | ΔE (OKLab) |
|---|---|---|---|
| DB | #2C2C80 #2C2C80 | B #2C4084 | 0.05 |
| K | #101010 #101010 | K #000000 | 0.17 |
| N | #5C5C5C #5C5C5C | B #2C4084 | 0.14 |
| R | #C80000 #C80000 | R #C80000 | 0.00 |
Sample pattern

ID: /setts/s8/k8b32k31r8k2ba4k2r25-b2c2c80-ba5c5c5c-k101010-rc80000/