nippon_colors 0.2.2

Implement all 250 traditional nippon colors for easy use. Support using by code or Romanised name.

0.2.2 2023.08.25

1. update to dart3

0.2.1 2020.07.11

1. add one example
2. update description

0.2.0 2020.07.11

1. support Romanised name
2. update color definition to use fromARGB so there is a color preview supported text editor.

0.1.0 2020.07.10

Support using all 250 traditional nippon colors by color code. For list of color codes, please visit Nippon Colors