The hex color #1e17f0 is a dark color. The web-safe version is Hex
#3300FF. A complementary color is
#E1E80F. The grayscale version is
#626262. A 20% lighter version of the original color is
#514AFF, and Hex
#0000BD is the 20% darker color. If the color is saturated by 10%, you get
#1710FE. If the color is desaturated by 10%, the color
#251EE2 is obtained.