This image lists down the common emotions/values associated with the colour black. These traits/adjectives include: sophistication, intimidation and secrecy.
Stockholm Design Lab’s proposal for Swedish National Bank. These Banknotes are a great example for a series. They are very consistent but vary in size, and color. They are very appealing
The Swedish National Bank had a competition for designers to redesign the Swedish banknote. The Stockholm Design Lab, was among the 46 competitors and was even among the top Unfortunately they did not win, but their design was promising.