Flag of Thailand

The colours are named officially, but no numeric values are given for any of them. The figures below are conventional values in wide use. Each value shows where it comes from, so you can choose the right level of certainty for your project.

Construction sheet

Five horizontal stripes arranged 1-1-2-1-1: red, white, blue, white, red. The proportions are 6:9.

Proportion (height:length)

6:9 (2:3)

Stripe widths (top to bottom)

1, 1, 2, 1, 1

Source: Thailand (flag page)