Please I need help on the hex colors, don't understand it

Answer 1

Maybe you should first remember the 8 basic colors:
FF0000, 100, red
00FF00, 010, green
0000FF, 001, blue

00FFFF, 011, cyan
FF00FF, 101, pink
FFFF00, 110, yellow

000000, 000, black
FFFFFF, 111, white

Answer 2

try search bar first,

https://www.sololearn.com/discuss/1026541/?ref=app
https://www.sololearn.com/discuss/873664/?ref=app
https://www.sololearn.com/discuss/1172195/?ref=app
https://www.sololearn.com/discuss/597843/?ref=app
https://www.sololearn.com/discuss/1683755/?ref=app
https://www.sololearn.com/discuss/654521/?ref=app

Answer 3

Thanks