Stewart/Stuart, Royal (Black and White))
In pattern KWKWKWKWKWKWKWKWKWKW.
This was sourced from register-of-tartans. It is a 20 stripes tartan.
Original link https://www.tartanregister.gov.uk/tartanDetails.aspx?ref=3959
Thread count
K/72 W8 K12 W2 K2 W2 K2 W16 K8 W2 K12 W2 K8 W16 K2 W2 K2 W2 K12 W/8

Palette
Each colour and its ΔE from the base-6 reference it is a variant of.
| Colour | Shade | Base | ΔE (OKLab) |
|---|---|---|---|
| K | #101010 #101010 | K #000000 | 0.17 |
| N | #C0C0C0 #C0C0C0 | W #F4F4F0 | 0.16 |
| W | #FCFCFC #FCFCFC | W #F4F4F0 | 0.03 |
ID: /setts/s20/k72w8k12w2k2w2k2w16k8w2k12w2k8w16k2w2k2w2k12w8-k101010-wfcfcfc/