The hex color #1c05fb is a dark color. The web-safe version is Hex
#3300FF. A complementary color is
#E3FA04. The grayscale version is
#5F5F5F. A 20% lighter version of the original color is
#4F38FF, and Hex
#0000C8 is the 20% darker color. If the color is saturated by 10%, you get
#1500FF. If the color is desaturated by 10%, the color
#230EEB is obtained.