The hex color #1d08d3 is a dark color. The web-safe version is Hex
#3300CC. A complementary color is
#E2F72C. The grayscale version is
#535353. A 20% lighter version of the original color is
#503BFF, and Hex
#0000A0 is the 20% darker color. If the color is saturated by 10%, you get
#1801E0. If the color is desaturated by 10%, the color
#220FC6 is obtained.