The hex color #1c72dd is a dark color. The web-safe version is Hex
#3366CC. A complementary color is
#E38D22. The grayscale version is
#797979. A 20% lighter version of the original color is
#4FA5FF, and Hex
#003FAA is the 20% darker color. If the color is saturated by 10%, you get
#1371E7. If the color is desaturated by 10%, the color
#2573D3 is obtained.