i need to create Software with two main color this is one of them (Color A) #393c49 , #4e5161
the second color (Color B) should be close degree of this #bd3c4e , #a42250
so, what is the Color B that will fit with Color A
also what are the colors degree of (red,blue,green,yellow) that fit with this color so, we will use it in the msgs (Error , warning , success, notification ,….) ?