The hex color #2f18c5 is a dark color. The web-safe version is Hex
#3300CC. A complementary color is
#D0E73A. The grayscale version is
#595959. A 20% lighter version of the original color is
#624BF8, and Hex
#000092 is the 20% darker color. If the color is saturated by 10%, you get
#2B11D0. If the color is desaturated by 10%, the color
#331FBA is obtained.