The hex color #1f23ed is a dark color. The web-safe version is Hex
#3333FF. A complementary color is
#E0DC12. The grayscale version is
#656565. A 20% lighter version of the original color is
#5256FF, and Hex
#0000BA is the 20% darker color. If the color is saturated by 10%, you get
#181CFB. If the color is desaturated by 10%, the color
#262ADF is obtained.