The hex color #13055c is a dark color. The web-safe version is Hex
#000066. A complementary color is
#ECFAA3. The grayscale version is
#272727. A 20% lighter version of the original color is
#46388F, and Hex
#000029 is the 20% darker color. If the color is saturated by 10%, you get
#110261. If the color is desaturated by 10%, the color
#150857 is obtained.