The hex color #1e12d7 is a dark color. The web-safe version is Hex
#3300CC. A complementary color is
#E1ED28. The grayscale version is
#585858. A 20% lighter version of the original color is
#5145FF, and Hex
#0000A4 is the 20% darker color. If the color is saturated by 10%, you get
#180BE4. If the color is desaturated by 10%, the color
#2419CA is obtained.