The hex color #1c46a1 is a dark color. The web-safe version is Hex
#333399. A complementary color is
#E3B95E. The grayscale version is
#565656. A 20% lighter version of the original color is
#4F79D4, and Hex
#00136E is the 20% darker color. If the color is saturated by 10%, you get
#1644A8. If the color is desaturated by 10%, the color
#22489A is obtained.