The hex color #170a6c is a dark color. The web-safe version is Hex
#000066. A complementary color is
#E8F593. The grayscale version is
#2F2F2F. A 20% lighter version of the original color is
#4A3D9F, and Hex
#000039 is the 20% darker color. If the color is saturated by 10%, you get
#150672. If the color is desaturated by 10%, the color
#190E66 is obtained.