The hex color #1e7fe2 is a dark color. The web-safe version is Hex
#3366CC. A complementary color is
#E1801D. The grayscale version is
#808080. A 20% lighter version of the original color is
#51B2FF, and Hex
#004CAF is the 20% darker color. If the color is saturated by 10%, you get
#147FEC. If the color is desaturated by 10%, the color
#287FD8 is obtained.