The hex color #1d0a7c is a dark color. The web-safe version is Hex
#330066. A complementary color is
#E2F583. The grayscale version is
#363636. A 20% lighter version of the original color is
#503DAF, and Hex
#000049 is the 20% darker color. If the color is saturated by 10%, you get
#1A0683. If the color is desaturated by 10%, the color
#200E75 is obtained.