In 1942, the Walt Disney studio designed a character of Scrooge McDuck with his own tartan, officially registered as the McDuck Tartan. A Scottish uncle Scrooge McDuck was formally presented in 1947.
Kilt stripes and styles have undergone radical change, as tartan become universal. The amount of registered tartans keeps going up. Many countries have their own tartan. The same, when it comes to different textiles. You can find kilts made of leather, denim, or corduroy.
The art of making a colourful tartan is rooted in the complex threads of specific pattern. Thread count describes a width of all the stripes, in all colours used.
You can even create your own tartan which consists of all colours you like.