The hex color #13259c is a dark color. The web-safe version is Hex
#003399. A complementary color is
#ECDA63. The grayscale version is
#474747. A 20% lighter version of the original color is
#4658CF, and Hex
#000069 is the 20% darker color. If the color is saturated by 10%, you get
#0E22A5. If the color is desaturated by 10%, the color
#182893 is obtained.