The hex color #575afc is a dark color. The web-safe version is Hex
#6666FF. A complementary color is
#A8A503. The grayscale version is
#8F8F8F. A 20% lighter version of the original color is
#8A8DFF, and Hex
#2427C9 is the 20% darker color. If the color is saturated by 10%, you get
#5155FF. If the color is desaturated by 10%, the color
#5D5FF1 is obtained.