The hex color #1c3000 is a dark color. The web-safe version is Hex
#333300. A complementary color is
#E3CFFF. The grayscale version is
#191919. A 20% lighter version of the original color is
#4F6333, and Hex
#000000 is the 20% darker color. If the color is saturated by 10%, you get
#1C3200. If the color is desaturated by 10%, the color
#1C2E03 is obtained.