colours for webpages etc
color-hex.com
https://www.color-hex.com/color-palette/35021– traffic light colours
https://www.color-blindness.com/coblis-color-blindness-simulator/
color-hex.com
https://www.color-hex.com/color-palette/35021– traffic light colours
https://www.color-blindness.com/coblis-color-blindness-simulator/