Very cool, and you should consider making this into a book. I recently bought a similar book of traditional Japanese color combinations: <i>A Dictionary Of Color Combinations Vol.1 and Vol.2 with Japanese Traditional Colors Chart.</i><p><a href="https://en.seigensha.com/books/978-4-86152-772-2/" rel="nofollow">https://en.seigensha.com/books/978-4-86152-772-2/</a>