The hex color #1b68c9 is a dark color. The web-safe version is Hex
#3366CC. A complementary color is
#E49736. The grayscale version is
#6F6F6F. A 20% lighter version of the original color is
#4E9BFC, and Hex
#003596 is the 20% darker color. If the color is saturated by 10%, you get
#1367D2. If the color is desaturated by 10%, the color
#2369C0 is obtained.