The hex color #1e7fd9 is a dark color. The web-safe version is Hex
#3366CC. A complementary color is
#E18026. The grayscale version is
#7D7D7D. A 20% lighter version of the original color is
#51B2FF, and Hex
#004CA6 is the 20% darker color. If the color is saturated by 10%, you get
#157FE2. If the color is desaturated by 10%, the color
#277FD0 is obtained.